Color of Pain (2002)
Original title: 野狼
Color of Pain is a 2002 Chinese-language thriller movie directed by Sam Leong Tak-Sam, with a running time of 1h 40m. It stars Kenya Sawada, Raymond Ho-Yin Wong and Terence Yin Chi-Wai.
A professional hitman receives brain trauma that leaves him with a week to live. With absolutely nothing to lose, he goes on an insane crime spree that will garner the attention of both the police and all the city's criminals.