Ascension to the Demon World: Revenge of the Slut Killers (2003)

An erotic comedy depicting the revenge drama of Chiro Amakusa, who was revived in this world with a cool secret art. Chiro Amakusa, who works at Tokugawa Hospital, is a research student who admires Mari Shingyoji, a beautiful female doctor. As a Christian, he spent his days suffering from his desire for sex while protecting his virginity