| english title | The Undercover Madams |
| year | 2003 |
| country | Hong-Kong |
| director | Angel LAU Tin Si | |
| actor | Sophie NGAN Chin-Man - 顏仟汶 | |
| CHAN Chung-Wai | ||
| Samantha CHU Yan-Shan | ||
| LOK Yung-Yung |
| genres | drama erotic category III |
| duration | 82 minutes |
| classification | Hong-Kong:  |
original title rénjiān liàn yù zhī yín jiàndào 人间鍊狱之淫间道
Sophie Ngan is the police chief, and she sends three of her female officers deep under cover. All three of them fall in love with their targets, have lots of sex with their targets, and eventually, through betrayal, assassination, and suicide, almost everyone winds up dead.
