On May 24th, 2115, Lee Jung Hyun binged on chocolate and ate a lot of food in Japan for the TV series "Waltz", gaining 5 kilograms because the director thought her body was too thin and thin, so she was asked to gain weight. Cui Zhiyou's height is 1.73 meters. As an opponent, the actor should not be too short. After discussion, it was decided that Takenouchi Yutaka would be the partner. A well-known Japanese restaurant chain, eyeing the popularity of Cui Zhiyou and the hit effect of the play, launched a Korean restaurant in the play to sell the food in the play.