Busty girls who don't have the opportunity to have sex because their appearance is sober, and have only perverted delusions in their heads.Just like her appearance, she is also quiet on the inside, and has a personality that always makes her uneasy about something.Work is plain.Worked as a clerk at a library, tax accountant office, etc., and had only one or two male experience...However, they always had a sexual desire to be messed up by a man.One day, he finds out by chance on SNS that there is a 'perverted circle' and takes action on his own...1 minutes to send a documentary touch that exposes her sober propensity and transforms into an indecent one.