Dizi Adı: Owari no Seraph
Bölüm Adı: The Demon in Your Heart
Sezon/Bölüm: 1. Sezon 3. Bölüm
Yayın Tarihi: 18 Nis. 2015

Yūichirō learns that one of his schoolmates was possessed by a demon and decides to confront him not only in order to save him but to make a contract with the demon and obtain his power. However, he soon learns that subduing the demon will not be such an easy feat.