A gang of evil ninjas has stolen the sacred sword of the Lady Mayu and are demanding that her family exchange her for the family treasure. The world's greatest swordsman, Shuranosuke Sakaki, is called in to get the sword back.
An opportune salaryman moves his family into a model mansion for 12 months; unfortunately, they must allow prospective buyers to trek through their home during business hours.
A shady music mogul brings together two wannabe stars—punk rock rebel Kan and new-wave crooner Shingo—and transforms them into the Stardust Brothers, a girl-friendly, silver-jumpsuited, synth-pop sensation. Along with their #1 fan, who herself dreams of a music career, the duo rockets to stardom.
Rumiko Arai, a 20-year-old girl working in a sawmill, meets a driver, Sekiguchi, and they begin a relationship with the promise of marriage. But Rumiko's grandmother tells her that they are both cursed by an ancient evil.