Without an official identity and census registration, down on his luck punk Samao Daikoku (Shota Sometani) struggles at the bottom of the social pyramid. One day, Daikoku takes a chance and destroys the coin locker of a local yakuza, Daikichi Ebisu (Kiyohiko Shibukawa), stealing a wallet and a mysterious hard drive. While constantly on the run, Daikoku tries to leverage the special information on the hard drive, but eventually gets captured by Ebisu. Daikoku is taken to a warehouse where an aquantance and hooker, Ami Nanmu(Erina Mizuno), is also detained. Together they manage to escape and seek refuge in an obscure corner of the big city where they desperately implore Rakuhiko Inugami, an enforcer who lives in this darker side of town, for help. However, they soon get caught by the henchmen of the overlord of the city's underworld, Kan Senjyu. Senjyu also seeks the hard drive and tortures Daikoku and Ami for answers, but torture reveals the truth about Daikoku’s mysterious past. Constantly struggling and agonizing to get out from the underclass, Daikoku must find a way to break free in order to make one last battling stand again Senjyu and change his future.

アンダーグラウンドの最下層に住む戸籍の無い男、大黒砂真男（染谷将太）。この底辺から抜け出す最後の手段として、彼は裏社会の調達屋、恵比寿大吉（渋川清彦）のコインロッカーを破壊し、金の入った財布とハードディスクを奪うが、その中には恵比寿のアンダーグラウンドビジネスに関する情報がぎっしり詰まっていた。大黒はハードディスクを隠したものの、恵比寿の追跡を受けて敢え無く監禁される。そこで出会った風俗嬢、南無阿弥（水野絵梨奈）と共に何とか脱出する大黒は、恵比寿ら闇の追っ手、そして謎の極悪ギャングのボス、千手完（綾野剛）から更なる追跡を受ける。もがき苦しんでも決して抜け出すことができなかった負のループが導いた先で大黒は、自分を束縛する宿命と対決することを決意する……。

© 2015 soredake film partners