. . . . "Murderer (simplified Chinese: \u6740\u4EBA\u72AF; traditional Chinese: \u6BBA\u4EBA\u72AF) is a 2009 Hong Kong thriller film directed by Roy Chow, and starring Aaron Kwok. The film centers on a police detective investigating a series of gruesome murderers. As the case pulls him deeper, he soon realizes that he may be a prime suspect. The film co-stars Janine Chang, Cheung Siu-Fai, Josie Ho and Chin Kar-lok, who also served as an action choreographer."@en . "Murderer"@en . .