While Hooker is investigating a violent supermarket robbery, his father, himself a retired police officer, arrives unexpectedly. Hooker is surprised at sudden arrival, and his father, who is in somewhat shaky health, ends up helping track down the supermarket robbery gang – but the one last case has a deadly outcome for the senior Hooker...

The State Department asks Hooker's help in tracking down a man whom he served alongside in Vietnam - a disillusioned, mentally unstable trained executioner – who is planning to assassinate the head of a visiting Russian trade delegation...

When Hooker, Stacy and Corrigan aid in the stake-out of a money counterfeiting operation, Corrigan accidentally shoots dead an informant in the crossfire, while the head of the ring escapes. The shooting leaves a remorseful Corrigan questioning his choice of career, something that deepens even more when he is later forced to shoot a man involved with the counterfeiting ring who takes a hostage. The two fatal shootings leave the veteran Officer seriously considering leaving the force and taking a job offered to him by the woman he may choose to spend the rest of his life with. As the hunt for the counterfeiters continues, Hooker and Stacy try to convince him otherwise...

Pursuing a gang of robbers, Stacy receives a mild concussion in a shoot-out, and after being discharged from hospital, decides to take a break to go and visit her sister. But driving through a fierce thunderstorm and still in a slightly dazed state, she is involved in a minor road accident which leaves her with amnesia, and is taken in by a passing motorist who claims to be a local doctor. Meanwhile, Hooker and Corrigan become concerned at Stacy's sudden disappearance, and investigate a break out from a mental hospital where two dangerous patients have escaped - and unbeknown to them, one of the escapees is the man posing as the doctor who has taken in Stacy...

While in pursuit of a pair of burglars who brutally attack anyone who interrupts their robberies, Corrigan pulls unconscious Stacy from their patrol car when it crashes, moments before it explodes. With the hunt on for the violent thieves, Stacy and Corrigan's ordeal brings them much closer together than ever before– something that begins to affect their working relationship, and sees Hooker injured due to their distracted states...

A friendly LCPD baseball game is interupted by a shooting, when a passing man, out for a walk with his daughter, is shot in an attempted execution. The wounded man is none other than Russ Paterno, a retired mobster who is now an informant and has been helping the F.B.I. With the valuable information Paterno continues provide them, the Feds are eager to keep him alive, and ask Hooker make sure no harm comes to him. Behind the shooting, and several similar executions, is a militant, right-wing paramilitary group called P.F.A.D.W. - ""People For A Decent World"", who's maniacal leader is determined to wipe out any and every individual he sees as responsible for bringing the world down...