A group of people are trapped in a deserted mall during a flood along with an escaped prisoner.

Gena is a sweet and dedicated mother to her little son. One day, whilst shopping with him for a halloween mask, her son is accidently shot through the chest by a Japanese Gunman, trying to kill an opposing gang of bus operators. Gena notices that the gunman has a picture of a blue tiger on his chest. She is turned into an obsessed person and has an identical red tiger etched into her skin. She then tracks down the killer and plots his death. This leads her into the world of the Japanese Mafia