Upperclassmen!.When Azusa comes to the realization that the light music club has been slacking as of late, she becomes determined to practice more. Azusa runs into Tsumugi alone in the club room and tries giving her some guitar lessons. She later is about to get a chance to practice alone with Mio, but is interrupted when Ritsu requires help from Mio and the girls end up spending the evening at Ritsu's house...