Overview
Located in the Ma Sinan Road Prison in Shanghai's French Concession, the police detective Zhong Lang, his partner Han Fei, and Yu Shengnan, a female professor at the Medical University, jointly arrested Yu Liben, a murderer who cut his throat.
| Actor | Age then | Age now | |
|---|---|---|---|
 | 34 | 50 | |
 | 21 | 37 | |
 | 25 | 41 | |
 | 25 | 41 | |
 | 26 | 42 | |
 | 61 | 77 | |
 | 57 | 73 |