
S01E01 I Need You
Ryo, a young professor returning from research abroad, takes his pure-hearted, crybaby friend Akira to a decadent party, where things turn demonic.
Kill, as instinct
Confronted by Akira, Ryo reveals the truth about demonkind and himself. Humans, demons and devilmen gather for an ultimate battle for the world.
Akira Fudo learns from his best friend Ryo Asuka that demons will revive and reclaim the world from humans. With humans hopeless against this threat, Ryo suggests combining with a demon. With this, Akira becomes Devilman, a being with the power of demon but with a human heart.