Mami has been living with her husband and her stepfather for three years. Although they agree on wanting children, her relationship with her husband has grown distant. Meanwhile, her stepfather continues to harass her daily with sexual advances, leaving Mami emotionally distressed. His actions escalate progressively—from touching her body to forcing kisses. Unable to confide in her husband, burdened by stress and sexual frustration, Mami eventually finds herself giving in to her stepfather's demands.