A career-long undercover Hong Kong cop is sent to Mainland China when his former protégé becomes the primary suspect in a murder.
as Dragon Chan
as Fang Jing
as Sunny
as Captain Zhang
as Amy (Long's Mother)
as Cheung Mo-Hung
as Lei Peng
as Terry
as Triad Mahjong Player
as Blade
as Brother Bo (Triad Mahjong Player)
as Brother Kun
as Big Noise Fa
as plain-clothed policeman
