旦那の義父と3人で暮らす若妻「ゆあ」は、幸せな日々をおくっていた。しかし、ある白昼…、とあるハプニングが原因で我慢の限界を迎えた義父に突然ヤられてしまう。それから歯止めが利かなくなった義父に毎日のように種付けされる日々…。幸せな生活は壊れ、歪んだ毎日に人妻はいつしか…。

Yua, a young wife who lives with her husband's father-in-law, was living a happy life. However, one day in the middle of the day..., her father-in-law, who has reached the end of his patience with her, suddenly ravaged her. She is then unable to stop her father-in-law, who spanks her every single day.... Her happy life is broken, and her daily life is distorted....