KAI TANG takes the excuse to cheer DIK KI up and organizes a barbecue. His real purpose is to get close to YUEN WAH whom he finally manages to have a date with. KAI TANG goes out with YUENWAH and comes across a young woman, MA WEI FUN, being robbed. KAl TANG catches the thief but finds that the young woman has disappeared, much to puzzle him. YUEN WAH looks into a mysterious case of murdering a baby and the suspect is WEI FUN. The fact is that WEI FUN is a Mr. AU's mistress and after his wife gave birth to a baby, he handed it to WEI FUN's care so they can meet more conveniently. At the day of the happening, WEI FUN goes out to buy some cooking oil and when she is back, discovers that the baby is thrown into the streets. Thus, she becomes the most lplausible suspect.… ...