An attractive young woman witnesses a murder, but her married boss dissuades her from going to the Police in fear that it will uncover their affair. Hooker must try and persuade the frightened girl to help them and testify against the psychotic killer, but the murderer intends to see that she never makes it that far...

The hunt for a serial arsonist that is torching condemned buildings intensifies when a Private Investigator, who is an ex-cop and an old friend of Hooker's, is murdered. Certain that the man was on the verge of finding out who is behind the attacks, Hooker and Romano work with his daughter, who is also a PI, to bring the arsonist to justice...

Hooker and Romano, with Stacy and Corrigan, catch the thief of a freshly stolen car, but in the car's trunk, they find the body of a teenage girl. With the coroner's report revealing that the girl was a heavy cocaine user and had had a recent, crudely-operated abortion, they find themselves uncovering a racket that is getting young girls hooked on drugs and then leading them into making underage porn movies to pay for their addiction...