With the class sorting auditions approaching, Yume worries that she isn't good enough to join the Song Class. While trying to learn to hold a note, Yume comes across Tsubasa, who reveals that she originally joined the Song Class. Having felt she would be unable to beat Hime to the top of her class, Tsubasa was approached by the teacher of the Theater Class, Momoko Yachigusa, who taught her there's more to just being the top and inspired her to join the Theater Class. After receiving some advice from Subaru, Yume decides to focus on reaching her goal and give her all in the audition. Thanks to the passion she showed in her performance, Yume manages to enter the Song Class alongside while Koharu makes it into the Beauty Class, after which Yume discovers that Subaru is part of the popular boy band M4.