After Komichi completes the fifty-meter dash with the fastest time in her class, several athletic clubs try to recruit her, but Komichi can't decide which club she wants to join because there are too many things she wants to try. Following a random turn of events, she exhanges contact information with Kei Tanigawa, the brightest girl in the class, who is also having trouble deciding which club to join. Komichi still hasn't reached a decision when Tomono, who has decided to join the literature club, offers to visit all the different clubs with her. At last, Komichi makes up her mind...

Midterm exams are finally over, leaving some students overjoyed and others depressed, and now it's time to decide who will participate in which events at the school's upcoming athletic festival. Riri is selected as the anchor for the swimming event, but Erika nominates Komichi for the same position, so the two girls compete to determine who will be the anchor. Riri is a member of the swimming club, and once made it to nationals in elementary school, and Komichi feels no desire to compete against her as rivals. Then Riri proposes that if she wins, she and Komichi should swap uniforms...

Roubai Academy is dyed in the colors of the sunset. The athletic festival has ended, and the students are cleaning up. Komichi changes out of her gym clothes and back into her sailor uniform in a quiet, empty classroom, preparing to take the stage and dance as the highlight of the after-party. With a push from Touko, she nervously takes the stage. As she does, a second spotlight hits the stage, separate from her own, and she turns around to see...