CHOR-KIU has died and the Wednesday Serial Killer's case is over but SAI-TING and the others are still disturbed by the reporters all the time. SIU-NAM thinks through the case carefully and he finds it strange that CHOR-KIU takes up the responsibility in this way. SIU-NAM goes to the village house where CHOR-KIU used to live. He meets SAI-YIN there and they start an argument with each other. KIN-HO reveals to SIU-NAM that the police suspects that SAI-YIN is involved in CHOR-KIU's case and they asks SIU-NAM to help. With the support of CHUN-TO, SIU-NAM investigates SAI-YIN's background and he discovers that the fire at karaoke had a great influence on SAI-YIN's state of mind. SIU-NAM gradually gets hold of SAI-YIN's inner world and he also discovers ERIC and the others. SAI-YIN sneaks into SIU-NAM's home and MARTIN suggests him to kill SIU-NAM.… ...