1992年·科幻片·侠圣

Tan Ximin (Liu Dehua) is known as a"Xiasheng" in the Jianghu, and now he is a private detective. One day, he and his assistant took on a priceless case and were ordered to protect the millionaire Luo Zhi. He knew that the task had failed, and Luo Zhi died the next day. Tan Ximin felt that there must be something strange in this, so she turned to guarding Luo Zhi's wife, Mrs. Luo (played by Guan Zhilin).Mrs. Luo was shocked to learn that her husband had left a diamond with a market value of 100 million yuan and was involved in the underworld, and said she had no previous knowledge of the matter. The underworld targeted Mrs. Luo and ordered her to hand over the diamonds. However, the diamonds they received were all fakes. The clever Tan Ximin knew that Mrs. Luo was not telling the truth, so he found her and wanted to ask the truth. At the same time, the assassin sent by the underworld also came to Mrs. Luo's side.

譚西敏（劉德華飾）江湖人稱“俠聖”，如今的身份是一名私家偵探。 某日，他和助手接下了一個價值連城的案子，奉命保護百萬富翁羅之，那曉得任務失敗，隔日羅之便死於非命。 譚西敏覺得此中必有蹊蹺，於是轉而守護在羅之的妻子羅太太（關之琳飾）身邊。羅家後震驚的得知丈夫留下了市值一億元的鑽石，並且和黑社會有著瓜葛，並表示之前對於此事一無所知。 黑社會將目標瞄準了羅家後，命令她交出鑽石，然而，他們得到的鑽石卻全是贗品。 聰明的譚西敏知道羅家後沒說實話，於是找到她想問出真相，與此同時，黑社會派出的殺手亦來到了羅家後的身邊。