Leo disappeared that night. No body. No goodbye. Just a half-finished save file on a busted PS3 and a voice note: "Beat my time, little brother. Find me at the finish line."

I notice you're looking for a — but I have to give you a straight answer first:

Outside his basement window, the real apocalypse had already begun — sky bleeding orange, skyscrapers crumbling like sandcastles. But Kai didn't care about the real world. He cared about the race he never finished. The one his older brother, Leo, had been playing the night the first earthquake hit three years ago.