KIU is besieged by a gang of suspicious-looking people while on duty. KIU has some physical contact with the suspects in the confusion and gets a complaint about it later on. The Miscellaneous Enquires Sub-unit has requested an explanation from KIU. NI, who has a reputation for being strict, is to follow KIU’s case. She reveals to KIU that the complaint against him is likely to be justified. NI takes MAN in for questioning. MAN tries to intercede for KIU but ends up getting a good telling-off from NI. Wanting to atone for his mistake, KIU offers to work on rest days, which irks LAM beyond measure. Desperate to see her boyfriend, LAM tries to walk after KIU along his patrol route, during which she happens to run into CHENG CHI-KEUNG, the one who has complained about KIU. Noticing that KEUNG and his gang are acting suspiciously, LAM decides to stalk the guys. Unfortunately LAM is discovered and gets shot dead straight away……