Mrs. Yin was murdered, and the detective suspected that the Yin family was responsible. He ordered his men to stay in the mansion and not leave. However, a series of murders occurred in the mansion, with the Yin family's children being killed one after another, leaving only Yin Zhilan. The detective secretly set a trap to lure out the killer and uncover the truth behind so many murders.
| Actor | Role |
|---|---|
 Ting Ying殷志蘭 | 殷志蘭 |
 Helena Law Lan殷志菊 | 殷志菊 |
| DDing Yue殷志豪 | 殷志豪 |
 Keung Chung-Ping殷志新 | 殷志新 |
 Mai Ling殷志芳 | 殷志芳 |
 Lee Pang-Fei蘭父-鬍鬚佬 | 蘭父-鬍鬚佬 |