My wife and I were on a hot spring trip together to celebrate the silver wedding anniversary of my wife's parents. - My father-in-law had ordered me to plan to have a baby with his wife, so I went on a trip with as much sperm as I could. - However, at night, his wife and father-in-law get too drunk and go to bed early, leaving him alone with his mother-in-law. - I was mesmerized by my mother-in-law's flushed cheeks and white skin peeking out from her yukata.I lost my reason due to alcohol and pent-up sexual desire, and couldn't hold back and attacked my mother-in-law...