Mitsuki explains that she is going to a martial arts training camp, and because of their drunken mishap on their last battle, Nobuo and Yumeria are asked not to enter any delusions while she is away. The next day, the duo go to Otamix for Yumeria to try out some new costumes, and when she does, the delusions begin…

Visiting the Secret Base for the first time in nine months, Nobuo and Hiroyo recollect what happened during the previous battle... but their memories aren’t quite right...