Sayoko Bizen is a buxom, cynical, shrewdly intelligent, and sexually uninhibited loner trying to move up in the world. Sayoko quits her executive secretary job after her boss fails to seduce her, and she exposes his affair with a co-worker. By chance, she meets a meek and outwardly unimpressive young man named Satoru Ichi (actual name: Yuichi Tsugaru), a virgin whom she initially tries to scam by coming to his apartment as a massage girl, who Satoru mistakenly believes is a call girl.

Aaah, peaceful life is boring. After the battles of the first series, Joukyuu has to stay quiet in Japan teaching martial arts. Even with Veronica and Kageyasu close by, it is so sleepy. Then when a chef offers him a quick trip to US to mess with their gangs, in return for great Japanese food, he jumps at the chance. Dragging both girls with him, along with Bull for good measure, he arrives in America like a typhoon. Will they survive his entry?

Koyuki has the power to see the future, but she can only see the unfortunate things that happen to people. Until the day she meets Umehachi, a high school senior… Fanservice, mayhem, and hilarity ensues.

There is fighting going on at a high school due to a power struggle for control. A beautiful young girl, the granddaughter of the director, requests help from a tough silly young man renowned for his genius fighting style. At the same time, other beautiful girls appear from the same high school who also want him as a teacher. Will he help and if so, which side will he choose to support? Or will he just show his true face with his bad boy ways?