My name is Ryoichi. - 22 years old in the 4th year of college. - One day, I suddenly decided to live together with my sister-in-law, Arare, for 10 days. - But actually, I have a bitter feeling with my sister-in-law. - When I was a student, when I was a senior and junior in the track and field club at the same school, I confessed that I fell in love with my sister-in-law. - There was such a thing, but ... I can't stand the fact that I'll live with a woman I've come to like once ...! More..