Detective Cheng is commissioned by Interpol to destroy the Empire of Chaiba, a worldwide criminal organization based in Southeast Asia. He initiates an undercover operation to infiltrate the organization.
| Title | Time | |
|---|---|---|
| 1 | Slow Boy (1) | 1973-03-20 |
| 2 | Slow Boy (2) | 1973-03-20 |
| 3 | Dangerous Games | 1973-10-02 |
| 4 | Requiem for an Informer | 1973-10-09 |
| 5 | The Ten Year Honeymoon | 1973-10-23 |
| 6 | The Violent Homecoming | 1973-10-30 |
| 7 | The Ho Chi Minh Trail | 1973-11-06 |
| 8 | Collision Course | 1973-11-20 |
| 9 | Death on Credit | 1973-11-27 |
| 10 | The Big Walk | 1973-12-04 |
| 11 | Man on the Rack | 1973-12-11 |
| 12 | Line of Fire | 1973-12-18 |
| 13 | Chain of Command | 1974-01-08 |
| 14 | Countdown (1) | 1974-01-15 |
| 15 | Countdown (2) | 1974-01-22 |
| 16 | Cop in the Middle | 1974-01-29 |
| 17 | The Ripper | 1974-02-12 |
| 18 | Country Boy | 1974-02-19 |
| 19 | The Hunters | 1974-02-26 |
| 20 | Wyatt Earp Syndrome | 1974-03-05 |
| 21 | Fingerprint | 1974-03-12 |
| 22 | Chief | 1974-03-19 |
| 23 | The Gamble | 1974-03-26 |
