The remarriage of our mother gave us sisters a father-in-law. However, one day he encounters a place where his father-in-law is attacking his sister (school girl) and finds out that his father-in-law is a lolicon. My sister, who protects her sister and doesn't want to make her mother sad, promises that she can like me instead of touching her. From that day onward, my body was tampered with so as not to get caught in front of my family, I was bitten by obscene toys, I started to play shame at home ... Eventually I felt like playing with my father-in-law ….