The witch Leviar, who deeply loves virginity, discovers that a member of My Slayer is a virgin and perceives his existence as a threat. Leviar sets her sights on this virgin and devises a cunning trap. My Slade falls into her trap and is stripped of his virginity by Leviar. Afterwards, My Slade undergoes strict yet affectionate training under Leviar to become the perfect sexual pet according to her ideals. Throughout this process, Leviar's desires clash with My Slade's resistance, ultimately leading to a BAD END.