Plot: SAP-KAU, CHUEN-KUNG and YEUNG MAU accompany CHEUNG SING to Fa Yim Lau to probe into the matter. While there, SAP-KAU overhears that MEI-LEUNG, who bears the same resemblance to TAO FA, is the prostitute that Fa Yim Lau splashed out a huge amount of money on recruiting from Huizhou