Yume, Koharu, and Rola decide to enter an audition for a drama starring S4, despite none of them having acted before. To this end, Tsubasa holds an acting class, where the girls meet a Theater Class student named Ako Saotome. As Yume and the others do some research for the role, they receive some pointers from Subaru, prompting a jealous reaction from Ako, who is a big fan of his. These tips help the girls progress through the auditions. Things soon get hectic when Yume is suddenly brought on to play the role of Subaru's girlfriend, prompting more jealousy from Ako.