VAN was hurt both physically and mentally. LEI persuaded VAN to report the incident to the police. While LEI took VAN back home for her to stay at her place temporarily, she found out that LEI had a habit of sleep walking. WING and SHING were murdered. LEUNG became the prime suspect. LEUNG had an alibi saying that he was with her girl friend. LEUNG asked VAN for the necklace and demand to be separated. VAN was very upset. KIT showed up in LEUNG's place and strangled him to dead. WINNE was so frightened and became crazy. VIN found out that there was some powder on KIT's bed. After some investigation, he discovered that it was violet pollen, same as that found in LEUNG's home. VICTOR was very certain that KIT was unable to get up from his bed. VIN could not understand why he was so sure. NAM looked up VAN's flat. VAN was puzzled to find out that the necklace was still there. JING bought VIN a pen, but he gave it away to VAN instead……