Hibiki endured an oppressive marriage, her husband's affairs, and pressure from her mother-in-law before he died. After inheriting his parents' company, her arrogant husband had abused his employees, and one resentful worker takes revenge on Hibiki by slipping her an aphrodisiac at the funeral. After two years without pleasure, the mourning widow is overwhelmed by drug-fueled sex and continuous, trembling orgasms. Despite the dark setup, the story frames the aphrodisiac as the trigger that finally releases a woman who has spent years enduring everything.