The boys give Shinwoo a hard time the day right before his birthday! While Jinyoung and Baro are working on a new song to change the world, he is stuck with Gongchan and Sandeul – the most obnoxious couple in the band. Shinwoo pleads the leader if he can work with them, but ends up getting yelled at. Jinyoung is usually not the type to lose his temper which is quite surprising to him. Shinwoo gets upset and decides to spend his birthday eve alone. How will the members make it up to him?