Kestrel, who had once thought repair a single-handed art, learned to orchestrate sabotage and subterfuge like a conservator learning to craft a forgery. He found that he enjoyed the cleverness of it—the way a hidden latch might outwit a bolt. But at times he also felt a small, cold shame. He had become the kind of person who made people’s lives harder to save them from something else; he was a man who traded one kind of violence for another.

On his doorstep, Kestrel found a scrap of paper pinned with a sliver of broken glass. It was anonymous. It read: One night buys another. Keep building.

“She says she’ll take them,” the boy said. “Mrs. Farron down at the spice stall wrote it. She says—she says they’ll come in carts and gather lanterns and carry them off.”

Kestrel stood with Jessamyn on a rooftop and watched as the old lanterns resisted like animals cornered. Occasionally a lantern went quiet—someone had smashed its mechanics with a hammer, preferring breakage to replacement. Other times a lantern pulsed and then surrendered, its new seal stamped into lacquer like a hurt face. He felt the city recoil and he felt it sing at the edges.

On the day the machines were tested, the Guild lined the streets with old lamps lit and defiant. People gathered—the vendors whose livelihoods depended on the shape of light, the children who liked the shadow-play, the old storytellers who had always used lamplight as punctuation. Kestrel stood at the front and felt the press of bodies like a thing heavy and whole on his back.