Iron Zhao aka Steelhead, a truck repairman from China’s Northeast, and settles down as an illegal immigrant in Tokyo. After a series of run-ins with the Yakuza, he rises to power as the Don of Chinese illegal immigrants. However, things get out of control when he’s foolish enough to believe in clean getaways in a world that offers none, and soon comes to seal his own fate.

Hong Kong nihilism. December 22, a street quarrel leads to the death of a gang leader’s son. Next day, he seeks revenge on his brother, a rival boss. He calls on Liu, a fixer, to import a hit man from the mainland. Lai Fu, a tough and youthful hick, arrives with a day pass. The cops, led by the morose Milo, hear about the killer; they open a full-scale Christmas Eve operation to find the warring brothers and Lai Fu. Lai Fu rescues a hooker, Dan Dan, from a sadist and asks her to help him find his way around Mongkok. By nightfall, Liu has double crossed Lai Fu, the brothers are hiding, the cops are everywhere, and Lai Fu and Dan Dan are on the run. Peace on earth, good will to all?

Weary of the bloodshed and violence from the martial arts world, a powerful swordsman banishes himself to the humble life a vagrant, wandering the fringes of society. But his violent past refuses to let him go quietly. The master swordsman must regain the ability to wield his sword and fight those disrupting the peace he so desperately craves.