Cobra, Yamato and Noboru have been friends since they were kids Noboru is able to score good grades and enter a university He provides hope to Cobra and Yamato who seem to be good only at fighting A tragedy then occurs to Noboru and the other two form the group Sanno Rengokai for him When Noboru returns, a new incident takes place in S W O R D area dominated by 5 gangs Sanno Rengokai, WhiteRascals, Oya Koko, Rude Boys and Daruma Ikka