The Black Lion Society, an evil organization that has been ravaged by the secret group Sweet Angels who are making a lot of money from dating, has caught a suspicious girl and tortured her in the name of interrogation. It turns out that the executive of the Black Lion Society Sweet Angels is Aya, the daughter of the rival Silver Dragon Society Yokoyama Gumi! Aya is abducted by the Black Lion Society, forced to drink a drink containing an aphrodisiac, restrained, and falls prey to pleasure torture! What is Aya's fate before the strongest pleasure torture in history?