Waka, a married woman, lives with her beloved husband and father-in-law, but is frustrated by her husband's premature ejaculation and selfish nature in sex. One day, she is caught masturbating and is attacked by her lustful father-in-law. It doesn't end with just one time, and she continues to be violated every day. Even though she should hate it, she continues to be made to cum with amazing techniques different from her husband's, and she goes crazy with pleasure as she is creampied even when she is at risk of getting pregnant...