They crushed the serum Kai needed to get treatment for his mother—and laughed as he scraped up the dregs. A Lower City outcast, Kai swallows the ruined dose and awakens as an SSS thunder wielder. Yet Alex and the Upper City’s rigged system stand between him and his mother’s medical access. With his evaluation sabotaged, Kai enters the Red Zone to face monsters and rivals intent on killing him. He reaches the beacon and wins treatment for his mother—then a Rift calls him “son of the Red Zone,” an
