While out with Tsubakino, one of Furin High School's Four Kings, Sakura meets Kanji Nakamura, the chairman of the Roppo Ichiza street gang, and Shizuka Narita, a girl who sings at a bar in the red-light district. When Gravel, a gang from a neighboring district, threaten to wreak havoc on Roppo Ichiza's turf if they don't hand over Shizuka, Sakura and his friends offer their support in the form of their fists. But as Sakura's friends fall under a deluge of goons, who will help him when all hope seems lost?!
