Jump: Madders of Time Book Two

The multiverse is collapsing. The time machine is broken. And humanity's last hope? Might already be dead.

Seven months after the EMPs brought the world to its knees, a handful of scientists are racing against extinction-and each other. Somewhere in a flooded skyscraper lies a wormhole generator that might be able to undo the apocalypse. If they can find it. If it still works. If it doesn't kill them first.

Meanwhile, Diego Nadales wakes up chained to a wall, his face bloodied and his memorie...