Yuzuko and Momoko line up to get sweet potatoes from the school store. Momoko runs into Nagiko there, and through a serious of events, Momoko ends up believing she's being disrespectful to girls in the other grades. Meanwhile, the occult club tries to solve a riddle...
Huh? What?
Hä? Was?
¿Eh? ¿Qué?
¿Eh? ¿Qué?
Quoi ?
Eh? Cosa c'è?
Hein? O quê?