Soichi Negishi is a sweet and shy young man who dreams of becoming a trendy singer songwriter. But for some reason, he is forced into joining the devil worshipping death metal band "Detroit Metal City" (DMC). In full stage make-up and costume, he transforms into Johannes Krauser II (Sir Krauser), the vulgar-mouthed lead vocalist of the band. But he must keep his secret from his crush Yuri Aikawa who strongly despises death metal. What would she think if she found out? But against Negishi"s will, DMC rises to stardom. Now the legendary king of death metal Jack ill Dark himself is challenging DMC to a duel. What is the fate of the innocent Negishi as he climbs to the top of the death metal world?