Mahiru wanders the city searching for her companions as they vanish one after another. Just when the exhausted search reaches a dead end, a missing companion contacts her. Unaware that it is a trap, she summons her courage and enters the Black Lion Society’s office alone to attempt a rescue. The men make her drink a powerful aphrodisiac and she blacks out. Mahiru awakens bound and trapped in relentless pleasure torture designed to force orgasm after orgasm. She desperately tries to endure it, but the overwhelming sensations awaken her buried desires and gradually conquer both her body and mind. What fate awaits the adult superheroine under the most extreme pleasure torture she has ever faced?