Even though they are mothers with sons, their primal instincts as women cannot be suppressed. Shiina Ayumi finds herself desired by her son's friend, repeatedly raped yet climaxing over and over. Meanwhile, Sawamura Reiko is blackmailed by her stepson who has leverage over her, forced into non-consensual sex while struggling with her role as a mother. A story of conflicted women torn between maternal duty and the hidden lust buried deep within.