Taito has promised to become stronger so he can protect Himea, so he knocks on the door of the student council office. Gekkou opens a dimensional rift for Taito, who finds Edelka inside. Will Taito receive the power to protect Himea, in return for a price? At the same time, Gekkou finds a suspicious-looking man in a suit who claims to be a new teacher waiting in the student council office.