Ordinary Middle School Student Yukio 'Koyuki' Tanaka wonders if his life will ever be interesting enough to write an autobiography. This all starts to change as he steps in to rescue a frankenstein-looking dog from a bunch of pestering kids. The dog, Beck, turns out to belong to Ryuusuke 'Ray' Minami, a Japanese kid with a checkered past that was largely spent in New York in the company of a currently world-famous singer/songwriter. Ryuusuke introduces Koyuki to rock music and lends him a guitar. The other members of the band are: Essentially the Manga is a Seinen in Shounen's Clothing.