Ryou Nitta

A young man decides one day to start killing yakuza. After he kills his first two he gets roped into helping a wannabe gangster and his bumbling underlings to perform a hit. While things work out in the beginning, this young psychopath quickly becomes more trouble than the gang expected. Will they be able to rid themselves of him, or will they be his next victims?

It has been a year since Musashi retired from being a Team EYES member and now he is finally pursuing his dream of becoming an astronaut.

In the future, the Japanese government captures a class of ninth-grade students and forces them to kill each other under the revolutionary "Battle Royale" act.