Elise von Barbaroque comes to exact her revenge against Punie, only to be defeated by Punie's superior fighting skills. Pyun and Potaru show up to assassinate their elder sister, but despite help from a kami they are unable to defeat her.

Punie-chan and her classmates take a midterm test, but are forced to resort to extreme measures in order to cheat due to a sadistic substitute teacher. Anego goes on a date with Yamada to an amusement park, only to have Punie and Tetsuko intervene to the point of ruining Anego's chances for romance.

Punie becomes one of the organizers of her school's Sports Festival. Features a kiba-sen (cavalry battle) that parodies several episodes of Japanese history. Pyon and Potaru discover a magic cupcake recipe that bestows upon them the stature and strength of adults. They immediately use their newfound power to attack their older sister, but are once again defeated.