they soon find a prospector's cabin and call amy to get them back to downtown las vegas in her car. amy later tells mike that johnny roman was her biological father, though carl was the man who raised her. hammer finds out that helen lied to him about the true identification of amy's father, so he seeks for helen at carl's clinic. there helen explains about johnny taking advantage of her when she was a young chorus girl, but says that she married carl during her pregnancy. now she has to buy back johnny's diary, which has details in it of a later affair she had with him. she has to avoid the damage a scandal would do to the children’s clinic at which she works. hammer goes to collect the diary with a suitcase of money, but is ambushed by two riflemen from carl's clinic, both of whom he shoots. after his return, helen decides to hide out in her boat and asks hammer to come and guard her.