Before the annual class field trip, Miyabi and her friends steal the school's trip money and blackmails the English teacher, Mr. Sakurada, into luring Eikichi to a fake "underground girls club" with the stolen money planted on him. At the "club", Eikichi was goaded into drinking beyond his limits.
I have to do something.
يجبُ أن أفعلَ شيئاً
Ich muss mir was einfallen lassen,
sonst muss ich die Frogman zurückge…
Tendré que hacer algo,
Tendré que hacer algo.
Je vais aller rendre la Frogman
à la boutique.
Tenho que fazer alguma coisa 
ou vou ter que devolver o Frogman.