Language ： Cantonese (DTS-HD MA7.1) (Dolby TrueHD7.1)
Language ： Mandarin (Dolby TrueHD7.1)
Subtitles ： Traditional Chinese, Simplified Chinese & English
Inspector Don Lee (Nick Cheung) often works with informants but numerous too-close calls and failed missions cause him to see the world as one betrayal after another. Later, he meets Guy (Nicholas Tse), and is given a new chance to change his views.