The rich businessman Mr. Wang was murdered with an ice pick. Because his appearance is almost identical to Zhou Xingxing's, the chief forced Star to impersonate Wang in order to investigate suspicious characters around him. Wang's relationship with his wife Tang Judy had broken down, making her the prime suspect. After entering Wang's home, Star discovered that Wang's friend Lin Dayue also behaved suspiciously. One day, Star followed Tang to Yue's company, and not long after, Yue was killed. During Wang and Tang's wedding anniversary banquet, someone attempted to murder Star multiple times, but he managed to evade each attempt. Later, Star saw Tang entangled with secretary Cheng Wenjing, and when Star burst into the room, he found Tang struggling with a knife in her hand. Tang was then arrested. After returning home and lying down to rest, Star was suddenly confronted by Wenjing with an ice pick. It turns out that Wenjing is Tang's lover, suffering from mental instability. Out of sympathy for Tang's emotional distress, Wenjing had killed Wang and Yue, and now aimed to kill the imposter...