YUEN is the godson of the Director of the FONG's jewellery company, HING WAN. He now returns to Hong Kong from Vietnam after the FONG's winded up their business there with the downfall of Saigon. He is a mean and ambitious young man. He plans to snatch the FONG's family business into his own hand step by step. HING WAN's daughter KUN meets him at the airport.