(The Candy Store) Elementary School Swimmer instructor Yeonsu meets superstar Cha Joohwan, who has started to learn how to swim in secret for a part in a movie. As Cha Joohwan approaches Yeonsu who thought his life was over, his life begins to take a 180 turn. "I like to be hit, and my partner likes to hit me". "Then do it with me." "Don't be sick and have a normal relationship. Do it with me."