Nanaho kase - 我的姻亲：第4部分

My father-in-law, who lives alone, stepped down the stairs and sprained his ankle and wrist. He seemed to be having trouble in his daily life, so I decided to stay and take care of him for a few days. His condition was surprisingly good and I was relieved, but when my father-in-law, who had a strong sexual appetite, pressed me... My father-in-law, a crazy man with an insatiable appetite for sex, sleeps with my son's wife and then shows her to my son!