Mark heads to Saigon 1974 and hooks up with his cousin Mun (Tony Leung Ka-Fai). Together, he and Tony run into tough-as-nails gangster Anita Mui, who takes a shine to the two boys. She teaches Mark his gun moves and begins to fall for him, and he notices it but knowing full well his cousin also likes her, decides not to reciprocate her feelings so as not to break his cousin's heart.
