Touch by Touch

Seonmi hands a name card to Joohee who is about to get married saying that shell be able to feel sexual satisfaction like never before Joohee experiences something new and starts expressing her rising emotions to her fiance despite the time and place Unlike Joohee who is enjoying this Minwoo is getting tired He tries to satisfy her to the best of his abilities and even asks for advice from friends but its not enough What is that place that has her upside down like this