1I 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.
2One Hand Is Enough
Akira has become a completely different man -- he's stronger and hungrier than ever before. He seeks out Ryo for answers.
3Believe Me!
After getting shut down by his editor, paparazzo Nagasaki gets desperate. Silene and Kaim learn what happened to their missing fellow demon, Amon.
4Come, Akira
Akira's mother calls and says she'll be home soon. Everyone is looking forward to seeing her, but Ryo warns Akira not to trust any human.
5Beautiful Silene
Silene tracks down Amon, hoping to reawaken his demonic side. But in the ensuing battle, the human soul of Akira remains powerful.
6Neither Demon Nor Human
At a widely broadcast track meet, Ryo plans to expose high school athlete Koda as a demon, thereby spreading fear and distrust throughout society.
7Weak Humans, Wise Demons
With the fear of demons gripping the world, humanity devolves into paranoia and violence. Akira tries to save other demon-human hybrids like himself.
8I Must Know Myself
Ryo's actions and motives remain a mystery to himself, so he revisits his past for answers. Miki's father searches for his missing wife and son.
9Go to Hell, You Mortals
Betrayed and exposed, Akira becomes a target. After Miki takes to social media to defend his human soul, she and Miko find themselves under attack.
10Crybaby
Confronted by Akira, Ryo reveals the truth about demonkind and himself. Humans, demons and devilmen gather for an ultimate battle for the world.