The school lives of Yano the unlucky schoolboy.

尽管日本在2010年4月27日废除了杀人罪等公诉时效，但田锁兄弟的双亲遇害事件却因为仅仅相差2天而仍然迎来了时效。为了亲手制裁连法律都已经无法审判的犯人，兄弟俩选择成为警察并继续追寻事件的真相。背负着巨大的十字架而成为警察的真和稔，每天都在追寻令人眼花缭乱的凶恶事件和31年前的双亲遇害事件的真凶，而命运又在等待着二人。

In order to conceal past corruption by the government, the Kyuryu group proceeds on a plan to destroy a street and build a casino. To stop the Kyuryu group, members of SWORD begin to move.

Chiku is a devastated and dangerous town with 5 gangs fighting fiercely. Mugen and the Amamiya Brothers clashed, leading to Mugen disbanding.