The story is set in the year of 2001 in a prison owned by a major company. A new prisoner sees his friends being harassed and killed by the guards and seeks his revenge.—Martin Blom
Riki-Oh, a young man who has superhuman strength, is incarcerated in a private prison, where inmates are treated like slaves. He is forced to use his unstoppable form of martial arts to destroy the corrupt officials and their lackeys.