Playing with Minsu and living a newlywed life. However, it is a famous flower snake in the neighborhood. Rumors are rife that she has already left her husband and brought an affair into the house. Yeon-joo, who does not give in to rumors, confidently delivers when Min-soo leaves the house. Chan-hyeok, a delivery man who always comes to Yeon-joo’s house. I fall into the temptation of Yeon-joo and enjoy sex whenever I have time. One day, Min-ah, not Yeon-joo, is at the house I visit. The true identity of Min-ah, whom she only thought was Yeon-joo’s younger sister…?