A group of delinquent high school girls form a band when they accidentally poison their school's brass band and have to replace them.
An outrageous collection of surreal, short attention span non-sequiturs largely revolving around Guitar Brother, his randy older sibling, and the pair's portly Caucasian brother.
Tatsuhiko relocates from Shinjuku to Yokohama, where he comes into conflict with Masaki Taki, CEO of the local scout company.