Motomura Touko, a housewife burdened by a hereditary hypersexual "curse," returns to her hometown to find a legendary hidden hot spring. There, she is manipulated by Kouta, the son of the man who abandoned his family for Touko's mother. Seeking revenge for his own mother's tragic life, Kouta drugs Touko to violate her, but the encounter leads Touko to discover the true nature of her family's obsession and the reason behind her mother's disappearance.
Asuka, an aspiring actress, engages in a secret and forbidden part-time job. During a sexual encounter with a partner, she attempts to set boundaries regarding protection, but the situation escalates as her requests are ignored, leading to an intense and risky climax.