Overview
Rookie policeman Shing (Louis Koo) grapples with right and wrong in this action-packed story about Hong Kong gangsters. Assigned to go undercover, Shing is so successful in playing the part of a gang member that he becomes right-hand man to gang leader Fei Ling (Andy Lau). Shing comes to respect Fei Ling and question his original motives, but the troubled cop must make a crucial decision before rival gangs and impatient cops move in for the kill.
| Actor | Age then | Age now | |
|---|---|---|---|
 | 38 | 63 | |
 | 28 | 54 | |
 | 30 | 56 | |
 | 38 | 64 | |
 | 33 | 59 | |
 | 38 | 63 | |
 | 50 | 76 | |
 | 45 | 71 | |
 | 49 | June 2, 2019 (69) | |
 | 34 | 60 |