When an American fitness club opens a branch in Korea under corporate pressure, a new manager comes with it. With a wonderful, distracting new figure, Manager Jenny has the attention of all of her staff.
Seon-mi hands a name card to Joo-hee who is about to get married, saying that she'll be able to feel sexual satisfaction like never before. Joo-hee experiences something new and starts expressing her rising emotions to her fiance despite the time and place. Unlike Joo-hee who is enjoying this, Min-woo is getting tired. He tries to satisfy her to the best of his abilities and even asks for advice from friends but it's not enough. What is that place that has her upside down like this?
Ara who works as a head of department at a people agency is an enthusiastic woman who meets secretly with her male clients just for the fun. On the other hand, Mi-yeon hates the men who stare at her body so bluntly. One day she finds out someone is watching her secretly from the house across from her and she feels aroused, making her reveal even more...