chris, watching kim sleep, asks god why he met her just as he was about to leave vietnam ("why, god, why?"). when kim wakes up, chris tries to give her money, but she refuses, saying that it is her first time sleeping with a man ("this money's yours"). touched to learn that kim is an orphan, chris offers to take her to america with him. the two fall in love ("sun and moon"). chris tells john that he is taking leave to spend time with kim. john warns him that the viet cong will soon take saigon, but then reluctantly agrees to cover for chris ("the telephone song"). chris meets with the engineer to trade for kim, but the engineer tries to include an american visa in the deal. chris forces the engineer at gunpoint to honour the original arrangement for kim ("the deal").