Keen to prove HEI’s innocence, LEUNG dashes around the park to look for witnesses. As the Regional Crime Unit is busy investigating the burnt body case, a minibus driver suddenly comes along with a major piece of evidence, based on which the police manage to locate the lethal weapon at the bottom of the cliff. HEI gets bullied at the school again. Desperate for a shield to protect himself, HEI decides to reveal the relationship between POK and LAI, hoping that this will scare off his classmates and cease the bullying. YIN and CHU ask POK about his relationship with LAI, and POK admits that they have been dating for quite a while. Having reviewed the evidence carefully, POK becomes a little skeptical about CHO’s alibi. Now that they have a new angle for investigation, LAI and her colleagues start to make progress with the case……