[ Hentai Movie ] Shimai Ningyou 1

A brother and sister were madly in love, but it was a love that would not last forever. The brother did everything he could to aid his sister, who was suffering from an incurable illness. Things were going great until he met a girl one day. Things immediately changed for him after she arrived, and his sister's illness quickly worsened, eventually leading to her death. His love for her, on the other hand, was far too strong for him to forget about her. He went against his teachings and turned to a stronger power: the demon! Feeling betrayed by God, he went against his teachings and turned to a greater power: the devil! In exchange for the blood of a virgin girl - his new companion - the demon promises to assist him.