Los Angeles in 1947 was a city of shadows. The sun came up over the hills and poured gold down into the valleys, but the gold was fake, like everything else. Fake diamonds, fake smiles, fake promises. Jack Morrison knew fake when he saw it, because he had spent four years in the Navy learning to spot real threats from a distance. Now he spent his days cleaning the glass on Hollywood Hills buildings, watching the fake city glitter below him.

He was thirty-two, discharged from the Navy with a bad knee and a worse reputation. He had seen too much war and not enough peace, and the transition had left him hollow. He cleaned glass because it was easy, because it didn't require thinking, because the wind at three hundred feet made his head clear.

That was where he met Vera.

She was standing on the scaffolding next to him, watching the city with eyes that were too bright, too aware. She was beautiful in a way that made Jack nervous—dark hair, sharp features, a smile that didn't reach her eyes.

"You clean like a man who's seen things," she said.

"I clean because I need the money," Jack replied.

"Are you? Or are you paid to preserve? There's a difference."

Jack didn't know what she meant, but he knew she was dangerous. He liked dangerous things.

Vera claimed to be a Soviet defector scientist. She said she had fled Moscow because she had discovered something the Soviet government didn't want known—something about solar radiation, about the possibility of using light pressure to propel objects through space. She called it a "solar sail."

"I need a pilot," she said. "Someone who knows how to handle machinery. Someone who doesn't ask too many questions."

"I ask plenty of questions," Jack said.

"Good. Ask this one: do you want to do something that matters?"

She showed him the plans. A giant silver reflector, folded like a flower, to be launched on a modified V-2 rocket. The reflector would use sunlight to accelerate, eventually reaching speeds that would carry it beyond the solar system.

"It's not for exploration," Vera said. "It's for communication. The reflector will carry encrypted signals—signals that will change everything."

Jack believed her, or at least he wanted to. Because the alternative was that she was lying, and if she was lying, then what was he doing? Cleaning glass on a hill in a city built on lies?

The work took six months. Jack and Vera worked together in a warehouse in Long Beach, building the reflector, testing the mechanisms, calculating the trajectory. Jack learned more physics in those six months than he had in his entire life before, and he liked it. He liked the certainty of numbers, the way equations resolved themselves into answers.

On the night before the launch, they sat on the roof of the warehouse and watched the city. The air smelled of ocean and exhaust and something sweet, like jasmine.

"Do you think it will work?" Jack asked.

Vera was silent for a long time. "I think it will work. But I don't think anyone will listen."

"Then why do it?"

"Because someone has to try."

The launch was small—no spectacle, no crowd, no newspapers. Just the two of them on the roof, watching the reflector rise into the sky on a rocket built from spare parts and hope. It rose slowly, then faster, until it was a tiny silver dot against the stars.

And then it was gone.

Three weeks later, Vera was found dead in an alley behind a nightclub. The official report said robbery gone wrong. Jack knew the truth.

He stayed in Los Angeles. He returned to cleaning glass, but he could no longer look at the buildings without seeing the reflector, and he could no longer look at the sky without seeing Vera's face.

Every night, he went to the same bar and told the same story to anyone who would listen. Nobody listened. Not at first. But eventually, someone did. And then another. And then another.

They didn't believe him. They thought he was crazy, or drunk, or both. But they listened anyway, because his story was compelling, because it was the kind of story that made you wonder what you were missing in your own life.

Jack kept telling it. Every night. In the same bar. To the same people. And then to different people. And then to strangers.

The reflector reached deep space five years later. It transmitted its data back to Earth, and the data was studied and published and forgotten. The government claimed it was a scientific success. The mob claimed it was a military victory. Nobody claimed it was what Vera had intended.

But every now and then, on a clear night, someone in Los Angeles will look up and see a tiny silver speck moving against the stars, and they will wonder what it is, and why it shines with such a cold, sad light.

And Jack will be there, in the bar, telling the story again.