Overview
Lee Ying, who is the chief inspector of Regional Crime Unit, is newly promoted to Royal Hong Kong Police Cadet School as Deputy Commandant. He confronts a group of youngsters of different social backgrounds, turning them into self-disciplinary and self-contained young men.
| Actor | Age then | Age now | |
|---|---|---|---|
 | 37 | 73 | |
 | 25 | 61 | |
 | 28 | 64 | |
 | 21 | 57 | |
 | 21 | 57 | |
 | - | - | |
 | 34 | August 27, 2009 (54) | |
 | 46 | 82 | |
 | 54 | April 27, 2022 (87) | |
 | 31 | 67 |