Carl Seltz is a suburban insurance investigator, a loving husband, and devoted father. Nixon is a berserk, homicidal tax collector racking up mind-boggling body counts in a diseased urban slaughterhouse. Unit Four is the ultimate robot killing machine and the last hope of the future's enslaved mechanical servants. And they're all the same psychotic entity. Series Overview- This is the 2nd edition of Hard Boiled , and the first time in hardcover.