Hiromi Ishikawa, who works in the human resources department, comes to work every day in the summer wearing sleeveless clothes, and unintentionally attracts the attention of male employees by showing off her elegant erotica. As a result of trial and error in order to see the naked body of a kind girl who is in charge of personnel interviews for employees and always cares about others, it turns out that she has an extremely erotic constitution that goes crazy during sex. The gap between it and normal life is huge.