The class representative and perfect beauty who catches everyone's eye is defiled by a devilish science teacher...! The science teacher, who has a persistent crush on her, makes Uta drink an aphrodisiac he has created himself and rapes her while she is unconscious. He then photographs her in a lewd state and uses the footage to blackmail and violate her. Uta hated being betrayed by the teacher she trusted, but she gradually became addicted to aphrodisiac...!