A mother, worried about her son struggling in the city, visits his apartment, warmly welcoming him with home-cooked meals and accompanying him to the public bath, deepening their bond. However, that night, the son becomes overwhelmed by his mother's warmth and intimacy, leading to a forbidden relationship in the solitude of his apartment. Three mother-son pairs, each harboring their own emotions, share secret moments in the quiet of night. A natural convergence of adult feelings unfolds in this intimate, taboo journey.