Special Duties Unit officer and son of Little Ball. His father's actions inadvertently trigger a conflict with triad leader Ngan Kwan, endangering his career. He forms a romance with Heidi, later learning she is Ngan's daughter. After refusing a forced resignation and eloping with Heidi to Lantau Island, he becomes a murder target. He survives an ambush only after his father's fatal sacrifice, prompting him to vow vengeance.