Overview
Lo Ka Yiu, a young ad designer who is sentenced to jail for manslaughter, has gotten himself in trouble with the corrupted wardens and fellow inmates of Triad background. Chung Tin Ching, a veteran inmate and Yiu's mentor, is forced to confront his comrade's enemies time and again, leading up to the final showdown with the head of security.
| Actor | Age then | Age now | |
|---|---|---|---|
 | 29 | 67 | |
 | 32 | 70 | |
 | 23 | 61 | |
 | 39 | January 27, 2015 (66) | |
 | 35 | 73 | |
 | - | - | |
 | - | - | |
 | 33 | 71 | |
 | - | - | |
 | - | - |