The plot is not very complex, as much of the action and drama of the film relies on musical interludes, character interactions, and commentary on the class system in the film's fictional universe. What plot there is follows groups of rival biker gangs in a dystopian future who are attempting to rebel against the construction of a massive power plant in "their" part of Tokyo.

In a dystopian future London where all social housing has been eliminated, Izi and Benji fight to navigate the world as residents of The Kitchen, a community that refuses to abandon their home.