In the ruined house, a member of the rock band breaks a seal to shut Melon the witch. And then Melon murders the members of the band one after another.
At a Japanese school, a desperate student council struggles with a recurring problem. The aggressive and relentless members of the Yagyu biker gang stop by the school each semester to beat up the kids, steal their lunch money and vandalize their belongings. The kids want to fight back but realize they're too weak and undermanned against the bikers, and so they hire a handful of tough gals to train and defend them.
Momoko Watanabe—a student who, upon visiting a shrine in order to wish good luck on a friend of hers, witnesses a murder in the forest...and she knows the culprit! Unfortunately, she doesn't have it in her to tell anybody about it, and to make matters worse, said aforementioned friend gets accused of the murder.
A working class young man, Tetsuo, who distrusts all rich people, falls in love with a girl, Chika, from an affluent family. He has a difficult time, but love survives despite the problems.
토요토미 히데요시의 장군 시라누이(소니 치바)에 의해 막부의 리더 모모치가문은 몰살당한다. 구사일생으로 중국으로 도망친 어린 아들 타카마루(사나다 히로유키)는 몇 년간 쿵푸를 수련하고 복수를 위해 일본으로 돌아온다. 아버지의 유품인 칼 속에 숨겨진 금의 지도를 탐내는 쇼군 히데요시의 오른팔이자 실권자인 시라누이와 유명한 닌자 가문의 지도자 핫토리 한조 또한 타카마루를 쫓는다. 귀환해서 닌자 사부에게 인법을 배우는 타카마루, 옛 모모치 가문의 추종자들과 중국에서 온 소녀 아이린, 어릴 적 여자 친구이자 핫토리 한조의 여동생 오츠와 힘을 합쳐 쇼군에 대항한다
