Tsukasa, Yoji, and Eiji are friends and members of the motorcycle gang called the Paradise Butterflies. Riding the streets of Hiroshima their goal in life is to top all other gangs in their city.

Tsukasa, Yoji, and Eiji are friends and members of the motorcycle gang called the Paradise Butterflies. Riding the streets of Hiroshima their goal in life is to top all other gangs in their city.