As a new trainee at SM Entertainment, Kyungsoo has a hard time adjusting. His quiet nature and kind heart make him a target for bullying and he is forced to become stronger in order to survive if he wants to debut. When he is finally placed into a group, his first meeting with one of his fellow group members turns out to be pretty rocky. Fortunately, someone steps in to help him out, and he's pleased to discover that person is also in the same group.