He wasn’t looking for treasure, or glory, or answers.

Behind us, the Hollow City sank beneath the waves, taking its secrets with it. But in my pocket, the rust flakes of the key still held a faint warmth. And for the first time in my life, I knew exactly what my father had meant.

I read it three times. Then I understood what my father had been searching for, what he had given me the key to find.

And then the black dome shattered like an egg.

Beside me, a woman with my father’s eyes sat up, gasping. She was soaked, confused, and impossibly young. She looked at me—at my grey hair, my weathered face, my hands holding a brass key that was now flaking into rust.

I walked alone. Corso stayed by the boat.

April light flooded the Hollow City. Brick crumbled to dust. The telegraph machine screamed once and fell silent. I was standing on an empty beach, knee-deep in freezing water, as the sun rose clean and gold over a normal bay.