Ryan survived twelve years in the apocalypse, only to die in the Symbiosis Group's laboratory, where he was designated "Specimen #0047."
He opens his eyes three hours before the outbreak. Flights around the world are spreading the X-Alpha virus. This time, he awakens the Devouring System: kill zombies to obtain cores, and consume them for a chance to gain superpowers.
The president of the Symbiosis Group says he wants to be the father of all humanity? Ryan licks his lips. "First, I'll beat you into a good little son."