2, Criminal Investigation Files 4 episode 2. The police department is interrogating the suspect security guard Rong, Kowloon Tong, another murder case was found, the deceased Zhang Shuzhen lying in bed, hands also holding a cross necklace. It is deduced that the time of death is exactly the time when the suspect, Brother Wing, had a rendezvous with Mrs. Chow, and the clues are broken again. Jiang Zishan puzzled, what is the connection between the three dead? In the case files of the three dead, found in Renxin Hospital about organ transplantation contact letter years, after investigation Cui Mingzhu transplanted kidney, Zhang Shuzhen transplanted heart, Wu Shoujun transplanted cornea are from a young lady - Allen, and remove Allen's organs of the emergency room doctor also died of a heart attack. The female reporter was mistakenly killed because of a misspelling of the building number. The police department thinks that Wu Siu Kwan is in danger and decides to send someone to protect her. Liu Shichang, an assistant nurse in the hospital, is included in the police officers' sights. ...... Liu Shichang confesses that he harbors a grudge against the person who transplanted Alan's organs because of his crush on Alan, whom he met in the church, and that the emergency doctor who removed Alan's organs died of a heart attack during his intimidation. When it comes to the death of the female reporter, Liu Shichang is evasive. Liu Shichang's phone call to his lawyer reveals his footsteps, and Xu Fei sends another person to protect Wu Shoujun, and catches the serial killer.
3. Criminal Investigation Files 4, episode 3. Security guard Rong confided . He took the opportunity to repair the lock of the female reporter, rape the female reporter, for fear that the female reporter alarm missed and killed her. According to the female reporter's description of the death of starlet Choi Myung-ju, Rong arranged for the female reporter's post mortem state. Arranged the female reporter's death state. This was seen by Liu Shichang, who came to the scene of the murder and took pictures of Rong's killing, and thereafter threatened Rong to kill Wu Shoujun with the pictures. Jiang Zishan cooperates with Xu Fei and others to catch the serial killer. Jiang Zishan learns that Xu Fei has become a bit eccentric due to the sudden disappearance of his girlfriend three years ago, but Jiang Zishan thinks that Xu Fei is very dedicated to his work. On a suburban beach, a male body is found. From the ID card, the deceased is called Du Ziming, there are empty water bottles, sleeping pill bottles, two leather bracelets on the beach, a ring on the deceased's hand, and knife wounds on his back...is it a homicide or a suicide? Wu Pretty June's girlfriend Wen Jing involved in the Du Zi Ming murder, but Wen Jing afraid of the police suspect that they are the murderer, they walked away from Wu Pretty June.
4. Criminal Investigation Files 4, Episode 4. Jiang Zishan and Xu Fei find Wen Jing by surmising from Wu Pretty Jun's questioning at the scene of Du Ziming's murder that Wu Pretty Jun is connected to Wen Jing. Wen Jing recalls that someone named Zhao Hanhua had paged him on Du Zi Ming's pager, and later learns from Zhao Hanhua's wife Ruan Meimei . She learns that Zhao Hanhua had been searching for his enemy Lin Ziheng before he disappeared. Jiang Zishan sends Xu Fei to Taiwan to investigate whether Du Ziming is the same Lin Ziheng who killed a man and escaped years ago. At the home of Jiang Zishan's girlfriend, Wen Wanlan (Charmaine Sheh), her elementary school classmate, Tang Xinru (Sandra Lee), inadvertently reveals to Jiang Zishan that she and Wen Wanlan both like the same person. Taiwan's Gu Hong, Du Zi Ming and Zhao Han Hua are all acquainted with Du Zi Ming's wife Zhou Ruo Mei due to their homosexuality. When the suspicion can not be explained, Zhao Hanhua left a letter to the hospital Meimei, said that he was originally looking for Lin Yongheng revenge, but then could not control the love of the sex change Lin Yongheng also known as Zhou Ruomei Wu Shoujun wanted to use psychological guidance to unlock the knot of Xu Fei's heart, which know that three feet of ice is not a day's cold.
5, Criminal Investigation Files 4, episode 5. Wu Pretty June reworked Xu Fei's psychological report so that Xu Fei can continue to serve as a police officer. Wen Jing, eager to find the killer of Du Wenming, re-examines the photos of the murder scene and discovers that the shoes worn by the dead man's feet are not the leather shoes worn by Du Ziming on that day, and the suspected case takes a turn for the worse. Jiang Zishan makes the decision to arrest Zhou Ruomei. During the chase, Zhou Ruomei disguises herself as a man and escapes, and eventually Du Ziming and Zhou Ruomei are arrested together, while Wenjing slits her wrists in the West Lake Hotel. Zhou Ruomei confessed the whole thing: five years ago she was Lin Yongheng, she was then in the identity of a man with the Taiwanese dancer Gu Hong homosexual, she escaped due to accidentally killed Zhao Hanhua's girlfriend, and then did a sex change operation to change her name to Zhou Ruomei. Zhao Hanhua originally wanted to find Lin Yongheng revenge, but then lost control of the love Zhou Ruomei, entangled in Zhou Ruomei up to kill.