The moon had no sound.

  That was the first thing Domino noticed when she stepped through the portal, the absolute silence pressing against her suit like a physical weight. There was no ambient hum of civilization or even wind. Just the crunch of regolith under her boots and the soft hiss of her suit's life support cycling her next breath.

  Her mercenary suit had reconfigured itself during the transit, the quantum strings weaving new layers of protection without her consciously directing them. Sealed helmet with a flash shield. Insulated layers regulating temperature against the two-hundred-and-fifty-degree swings between sunlit rock and shadow. The Death Stone on her finger pulsed a steady violet through the glove's transparent fingertip, while the Time Stone and Mind Stone felt warm against her chest.

  Two Infinity Stones. Three more to go.

  She walked.

  The Blue Area of the Moon stretched ahead of her, that strange pocket of breathable atmosphere some ancient civilization had engineered into the lunar surface millennia before humans figured out fire. The ruins surrounded her on all sides, columns and arches of white stone worn smooth by time, preserved by the vacuum outside the bubble's edge with architectural clarity that no earthbound ruin could match. No rain here, thus no erosion. Just time, doing its patient work.

  At the center of the Blue Area, rising from the ruins like it had always been there and always would be, stood the Citadel.

  Watcher's home.

  It shouldn't have looked like what it was. From the outside it could have been carved from a single piece of white stone, featureless and smooth with no windows, no visible door or even any indication that anything lived inside. But Domino's senses told her a different story. The building was saturated with energy that made her teeth ache, information density so immense it registered on her probability manipulation as a kind of static. Every event that had ever happened, recorded and stored and catalogued behind walls that had never needed locks because nothing that lived near the Watcher ever tried to rob him.

  She found no entrance, so she walked directly through it.

  The wall dissolved around her like smoke.

  Inside were corridors that shouldn't have fit inside the building's exterior dimensions. The walls were alive with light and projected images of events happening across the universe in real time. On her left, a star went supernova in a galaxy she'd never heard of. On her right, a civilization took its first steps into space, tiny ships punching through an alien atmosphere with the desperate optimism of a species that had just learned it wasn't alone. Above her, two quantum states collapsed simultaneously in a physics lab somewhere, a researcher staring at the result, knowing his dissertation had just become meaningless.

  She walked faster, following her luck's pull through turns that made no spatial sense, past locks designed to stop things with magic, technology and even brute force. The protections here were old, the defensive architecture of the first intelligent civilizations, layered over millennia into something genuinely complex.

  The corridors opened to a balcony.

  It was vast and looked out over nothing, which is to say it looked out over everything. She could see Earth from here, a blue marble hanging in void with a beauty that humans had been writing bad poetry about since the first astronaut saw it and couldn't find words. It glowed. It pulsed. It looked fragile and absolutely real.

  The Watcher stood at the railing with his back to her.

  He was massive, easily twelve feet tall, his head disproportionate even by that scale, a vast dome that housed the most comprehensive archive of observed events in existence. Simple robes, no ceremony, no ornamentation. His hands rested on the railing with a stillness that suggested he'd been standing exactly like this for a very long time and had no immediate plans to stop.

  "So you've come, Neena Thurman of Earth." His voice arrived measured and precise, each syllable weighted. "I observe all that transpires here. I have seen every path that led to this moment. Time. Space. Even reality are more than a linear path. They are a prism of endless possibility. And in this one, it is you who stands before me, not Jay?" A pause calibrated to the exact weight of what he was about to say. "I was hoping to meet him first, but it appears that is not how this particular story unfolds."

  Domino stopped walking. Her visor cleared to transparent, letting him see her face.

  She took a moment.

  Every interaction with cosmic entities since Arishem had followed the same pattern: they knew who she was before she introduced herself, they treated her like a piece on a board being moved toward some predetermined square, and they spoke about fate and destiny with the comfortable certainty of beings who had watched enough outcomes to stop being surprised by individual ones.

  She was exhausted by every single part of it.

  "Uatu the Watcher, designated to sector T-37X." Her voice came out steadier than she felt. "I'm sorry to disappoint you, but my man is busy elsewhere. You're going to have to make do with me."

  The moment paused as Uatu turned.

  His face was expressionless, only beings who had evolved past facial expression as a primary communication method had, all information conveyed through the eyes, those vast luminous things that had seen things no mortal mind was built to process. He tilted his enormous head down, the angle precise and calibrated, bringing her into his direct line of sight without requiring her to strain upward at an uncomfortable angle.

  A small courtesy, as she noticed.

  "You require the location of Vormir," he said. "But I merely observe. I do not, cannot, will not interfere. For I am the Watcher. This has been true since before your world learned fire."

  Domino had been expecting that answer. She'd rehearsed arguments during the walk through the corridors, logical frameworks, appeals to cosmic precedent, the philosophical distinction between providing information and taking action. She had three versions ready, ordered by decreasing politeness.

  She used none of them.

  Instead, she laughed. A short, sharp sound with no humor in it.

  "You observe? You don't interfere? The universe has rules? Fate has plans? Everything moves according to some cosmic design that beings like you watch from a safe distance because actually engaging with the mess would compromise your neutrality." She crossed to the railing and leaned against it beside him, two hundred and forty thousand miles of void stretching below. "You know what? Fine."

  She looked at Earth. Thought about the cave behind the waterfall. Thought about Luv's hair in the morning, sticking up in seventeen directions because he slept like he was fighting someone in a dream. Thought about Bonk's domed head and the way the dinosaur dropped everything to follow Luv across the Savage Land.

  "I grew up not knowing what I was," she said. "My powers made me lucky and everyone around me a target. I spent decades surviving on instinct, stubbornness and the understanding that fate wasn't something that happened to me, it was something I happened to. Everything I have, I took. Every relationship I built, I built deliberately against the current of what was supposed to happen to girls like me."

  She paused. The Earth turned below them, indifferent and gorgeous.

  "And then I met Jay. We built something. A home. A kid who calls a dino his best friend and thinks Wong is secretly the coolest person he knows. An actual family that nobody handed us because the universe doesn't hand people like us anything." Her voice didn't shake. She wouldn't let it. "And then a cosmic abstract with all the privilege in the universe walked into the safest place we had and took my son because some court decided his right to exist needed to be put to a vote. And a Celestial told me to gather all six Infinity Stones to get my family back."

  She turned to face him. Only to find Uatu's luminous eyes already on her.

  "So I'll ask you once, as one person who cares about outcomes to a being who has been watching outcomes for longer than Earth has existed: where is Vormir, and will you help me get there?"

  "What you call destiny," Uatu said, "is just an equation. A product of variables. The right place, at the right time. Or in some instances, the wrong place at the wrong time. Fate is not a plan imposed from above. It is the accumulated consequence of every choice made by every being whose actions touch your life. I have observed a hundred billion points of light. Where you see chaos, I see the crucible that shapes what comes next."

  "I know," Domino said flatly. "I've seen several cosmic entities this week and they all have opinions about fate. I'm starting to find it deeply ironic that the beings least affected by consequences are the most enthusiastic about explaining how consequences work."

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  Something in Uatu's vast eyes shifted. Not quite amusement. But something adjacent to it.

  "You gave Jay a coin, right?" he said.

  The words stopped her cold.

  "A quarter, yes" she said, after a moment.

  "Yes." He raised one enormous hand, and the air between them lit up. "Where you see a gesture, I see a galaxy's worth of roads. Allow me to show you what I have observed."

  She saw it immediately. The café. Blue's, that say when she'd been testing whether Jay could copy her powers, and he'd been frustrated by something he wouldn't tell her about, and she'd watched him draw his arm back and hurl the quarter through the window with everything he had. She remembered thinking he was being dramatic. She remembered the coin spinning silver against the streetlight before it disappeared.

  Uatu showed her where it went.

  The coin bounced off a fire escape in Hell's Kitchen and came to rest on the sidewalk where Matt Murdock's cane found it on an evening walk. She watched Matt pick it up, test its weight, pocket it with a slight smile. Watched him hand it to a little girl named Maria Santos outside the courthouse, who needed twenty-five cents for her lemonade stand and whose heartbeat had been nervous and determined in equal measure.

  Maria lost it through a fire escape grating three days later, pressing her face against the metal and watching it disappear into a storm drain with the specific devastation of a child who'd been given something precious and couldn't hold onto it.

  The coin washed through underground water into the Morlock tunnels, where a pale twelve-year-old named Leech picked it up from the dark and held it like it was made of gold. Watched him surface in Harlem for the first time, blinking in the sunlight, using that quarter to buy his first Snickers bar from a shopkeeper who charged him less because she recognized the look in his eyes.

  She watched the quarter travel through Ms. Chen's register and into Frank Castle's change, watched Frank hand it to his son to give to a hollow-eyed veteran outside, watched that veteran trade his week's coin collection for a twenty-dollar bill so he could get a haircut and look presentable for job interviews.

  Luke Cage dropped it at Dapper Dan's barbershop the moment Jessica Jones walked through the door, which was honestly understandable. Dr. Samuel Sterns picked it up running seventeen minutes late for a meeting with Bruce Banner, a delay that moved their venue from one laboratory to another, putting both men in exactly the wrong position when General Ross's soldiers kicked the door in.

  She watched Bruce's transformation tear his shirt apart, scattering Sterns's possessions across the floor. Watched the coin come to rest under a workbench and then get swept up in Bruce's hurried collection as the helicopters arrived. Watched it travel in Bruce's pocket through the Hulk's rampage across Manhattan until the shirt finally couldn't contain the transformation anymore, and the coin went flying.

  It bounced off General Ross's polished boot. Ross kicked it instinctively. The Hulk, turning to face new attackers, swatted at what he perceived as a projectile.

  Twenty-five cents became a bullet, moving at impossible velocity. It ricocheted off an office building corner, shot through three apartment windows, bounced off a fire escape, careened off a water tower.

  It crashed through the reinforced windows of the Baxter Building's forty-second floor.

  And struck Victor Von Doom directly in his exposed face.

  Domino watched Doom stagger. Watched the plan he'd been executing with cold precision collapse because a quarter had interrupted it at exactly the right moment. Watched Jay, motionless in the enhancement chamber with a piece of twisted metal in his abdomen, survive because Doom's attention had fractured at the critical second.

  Her coin.

  Jay, who had been hurt and unconscious and completely helpless.

  Her luck, embedded in a piece of metal, followed him through twelve pairs of hands across weeks of ordinary human life that he'd touched in some ways, doing exactly what she'd always hoped.

  Keeping the people she loved alive by being in the right place.

  Her lips quivered and her eyes became misty as the weight that lifted from her chest was something she hadn't known she was carrying. She'd been holding it since the first breakup with Jay, this quiet guilt about her powers, this belief that her usefulness was conditional, that she couldn't control what she was, that she was a liability dressed up as an asset. The moments when people around her got hurt and her luck seemed absent. The spiral she'd gone into that had convinced her she was more danger than protection to the people she loved.

  But the coin had been there.

  Not responding to her conscious direction. Not following her tactical thinking or her probability calculations. Just doing what luck did when it was genuine, finding the path through twelve ordinary lives and arriving at exactly the moment it was needed.

  She hadn't been a liability. She'd been there the whole time. She just hadn't been there to see it.

  She exhaled. Long and slow.

  "Okay," she said quietly. "Okay."

  Uatu lowered his hand and the vision faded.

  "You understand now," he said.

  "I understand that I've been carrying something I didn't need to carry." She was quiet for a moment. "That doesn't mean I'm going to stand here and tell you fate is a plan and everything happens for a reason. A kid named Leech had to grow up underground and experience sunlight for the first time just because my coin ended up in the right sewer. That's not a plan. That's a cascade."

  "Yes," Uatu said simply. "And I believe in this universe, as in every other, hope never dies. As long as someone keeps their good eye on the bigger picture."

  "But the cascade got Jay through something that would have killed him." She looked at the Earth. "Which means the cascade matters. Which means what I do next matters. Which means I need Vormir's location."

  Another silence filled the space. This time, a longer one.

  She'd spent enough time seeing cosmic entities in the past twenty-four hours to have developed a functional sense for what their silences meant. This one wasn't refusal. It was the silence of a being who had spent eternity as an observer genuinely weighing whether the wall of non-interference had a door in it somewhere.

  "I observe," Uatu said finally. "But observation without wisdom is merely voyeurism. I have watched your family be built across every chapter of its story. I have watched Jay stand in places where the galaxy converges on a single mortal, and I have watched him refuse to fall. I have watched you become something that the universe's architects did not account for when they drew up their designs. It is elemental. It is the foundation of what comes next."

  In the wall of the balcony behind her, the stone dissolved. A doorway formed, and beyond it she could see a distant landscape, rust-red and dead, lit by a star that looked nothing like the sun.

  "The coordinates will not help you," he said. "Vormir moves. So instead, I offer transit. One time only. What you find when you arrive there is your affair."

  Domino stared at the doorway. Felt the cold coming through it even from here, something deeper than temperature.

  "Thank you," she said. "Genuinely."

  "Go." He turned back to Earth. "And Domino."

  She paused at the threshold.

  "The coin was not the only thing you gave him," Uatu said. "You gave him a reason to be human. I have observed this universe since before your sun had a name. That is rarer than luck. That is rarer than almost anything I have recorded."

  She walked through the door, taking his words to heart.

  Vormir looked like the universe had gotten tired and given up.

  The sky was a permanent bruise, deep red shading toward near-black at the horizon, no clouds because there was nothing in this atmosphere to form clouds from. The landscape was rubble and cliff-face and bottomless gorges, like someone had taken a planet and run it through a grinder set to desolate. Wind moved across the surface in patterns that sounded like breathing, slow and cold and rhythmic, the respiration of something ancient that had stopped caring about being alive centuries ago.

  Jay had described Vormir once in the months when he'd been obsessively cataloguing cosmic threats in case any of them became relevant. He'd described it the way he described most things, with dry precision layered over genuine unease.

  "Soul Stone's definitely located on Vormir. Nice place it chose."

  She was starting to understand what he meant.

  The portal had deposited her at the base of a cliff that rose several hundred feet before becoming something even less hospitable. She had her suit's environmental systems running at capacity, warming her from the inside, and she was still cold in a way that felt spiritual rather than physical. Like Vormir itself was trying to convince her that warmth was an aberration, a temporary malfunction in the universe's natural state of loss.

  She walked. Her quantum strings spread ahead of her, reading the terrain, adjusting the probability of footholds being solid and edges holding weight.

  The path became obvious after the first mile. There was only one direction that made probability sense, one thread that led somewhere rather than nowhere. She followed it past rock formations that looked arranged by something with an aesthetic preference for grief, past crevasses deep enough that her sensors couldn't find the bottom.

  She'd been walking for twenty minutes when she saw the figure.

  Ahead, at the edge of a plateau that overlooked a drop so dramatic it made her stomach do something involuntary, a robed figure stood with its back to her. Hood up. Still. The posture of someone who had been standing in that specific spot for a very long time and had made their peace with it.

  Red Skull. She knew he was here. The confluence point for the Soul Stone's guardian was one of the first things she'd remembered when building her plan. Johann Schmidt, keeper of the Stone's terrible price, condemned to haunt this place and guide the worthy toward the exchange that would let them claim it.

  She almost felt sorry for him.

  Almost.

  "Finally," she said, crossing toward him. "I never thought I'd be relieved to see a nazi with a red skull, but here we are."

  She put her hand on the figure's shoulder to turn him around.

  And stopped.

  The shoulder was not the right size. Not the right shape. It belonged to someone significantly larger than any human man, built on a scale that suggested the sculptor who designed them had been working in units of magnitude rather than inches.

  Domino's hand still rested on the shoulder. She removed it with the specific care of someone defusing something that might be sensitive to sudden movement.

  The figure turned.

  He was taller in person. That was her first genuine thought, stupid and immediate and accurate. The accounts she'd read described him well enough: the jaw, the chin, the eyes that carried the specific weariness of someone who had decided they were right about something fundamental and had spent decades executing on that conviction without deviation. The scythe in his hand glowed with energy that her Death Stone recognized and resonated with, a harmonics of finality that made the violet pulse on her finger stutter.

  He looked at her without surprise. Like he'd been expecting exactly this, at exactly this moment, and had arranged his schedule accordingly.

  "I know what it is to lose," he said, his voice a low rumble that the Vormir wind caught and distributed in all directions at once. The voice of a being that had killed gods and weighed the arithmetic of it afterward without flinching. "To feel so desperately that you are right, yet to fail nonetheless. To pursue what must be done across every obstacle the universe places in your path, because the universe, in its current state, requires correction and there are very few willing to provide it." He tilted his enormous chin down, measuring her the way a man measures a door before deciding whether to walk through it. "Dread it. Run from it. Destiny arrives all the same."

  The winds took a pregnant pause.

  "And now it is here." His head tilted, just a fraction. "Or should I say. I am."

  Domino stared at him for three full seconds.

  Then, with the tone of someone who had spent an extremely long day dealing with cosmic entities and was running critically low on patience for dramatic timing:

  "Oh, for the love of," she said. "Thanos?!"