Today, I will rape my brother's wife.

The charming Saejima couple are working hard to have a baby every day. My wife, Kaori, has been feeling very anxious lately. I can't help but feel like someone is watching me while I'm doing housework. One day, what I thought was just a passing thought became reality. Makoto, her brother-in-law, suddenly invaded her, pushed her onto the bed and raped her! Kaori's guilt towards her husband torments her...