Seo changbin is a huge TWICE fan. Hwang Hyunjin, Changbin's roommate, is a dancer, so he gets to travel quite a bit... and Changbin gets to come with him. One time, Hyunjin gets assigned to dance to 'Like Ooh-Ahh' by TWICE for a competition, and Changbin gets so excited that he joins the dance group at the last second, and he ends up having to dance with Hyunjin, but not cutely....