Having enquired AUNTIE LAI for LEUNG SUM's whereabouts, KAM WAH and YAT-YIN go to her rescue, and thereby LEUNG SUM has to stay the night together with KAM WAH and YAT-YIN. At night, LEUNG SUM confides in YAT-YIN through the wall in the next room; whereas KAM WAH out of the blue sees MEI-LAN trying to hang herself while he walks away from the house. YAT-YIN unmasks the witness who claimed to see the six children in Shaoguan as a complete charlatan, and comes to realise that YIU-WAI is behind the whole thing. One night after an intense downpour, the rain washes away the dirt that they covered the six children with and the body remains are exposed. Though KAM WAH finds YIU-WAI and intends to arrest him, he is instead severely beaten up by YIU-WAI's henchmen……