Fujimoto and his companions try their best to protect Rin from the demons who are after him, but Fujimoto ends up being possessed by Satan, the most powerful of the demons and Rin's father. Seeing his guardian taking his own life to protect him, Rin decides to fight back by unlocking his demonic powers, even though he knows that by doing so he will not be able to live as a human anymore. (Source: Wikipedia)

Aired on: 4/23/2011