Izumi, Takeshi's girlfriend, is a college student who has a perversion of loving to do H things on the verge of being seen, even though she's greedy for sex despite her gentle appearance and is embarrassed to be seen. Today, she came to Takeshi's house to play, and even though his family was there, she was tempting Takeshi and enjoying doing H things secretly, but when she thought she hadn't been caught, her father was watching her carefully...