Yuko, a friend of her mother who came to stay with the support of her son who participated in the national competition. Shinichi, his son, runs away into the room with tension when he meets his first love partner for the first time in a long time. On the other hand, when Yuko, who is drunk and in a good mood, finds Shinichi who was stuck in the closet ... Yuko also goes up while feeling nostalgic for being hidden in the closet with Shinichi. Yuko who got excited gradually while being in close contact kisses Shinichi. Then he left the room saying, "Come to me when my mom sleeps."