A trip to Hawaii to visit an old friend lands Jake in the middle of a murder mystery. Meanwhile, McCabe retires as Los Angeles' district attorney but his history in Hawaii proves invaluable when he arrives to help Jake.

McCabe calls Jake in the middle of the night to investigate a tourist who had been stabbed. After the initial suspect dies, the team must find the truth about what happened that night, while dealing with the victim's odd behavior.

Jake investigates a robbery of a transportation company, and gets involved with its owner.

McCabe's son whom he hasn't seen because of something he did, comes to see him and McCabe is not ready to forgive him. They then investigate a plane crash and in turns out that it was caused by defective parts. And among the persons involved with the company that sold the parts is McCabe's son.

In a quest for evidence, Jake inadvertently endangers the lives a former prostitute and a her son when he asks her to testify against her one-time pimp.

McCabe puts an adult magazine publisher suspected of foul play on trial for murder who is shocked by the identity of McCabe's witness who takes the stand against him.

A young woman is found dead on the beach from a drug overdose. The immediate suspect is her ex-boyfriend, Sonny, so Jake goes pick him up for questioning. But a mysterious gunman is also interested in Sonny, and tries to kill him before Jake can get to him.

Jake and two friends participate in a drug bust that goes sour. The next day those friends are found dead - killed by a shotgun blast while they were in their car at the docks.

McCabe and the son of a friend go fishing, and discover a bomb on the their boat. Unable to disarm it they jump in the sea and swim to a nearby island. Meanwhile Jake and Derek presume they're dead, and go looking for the bomber.

The Secret Service gets help from Jake in catching a money counterfeiter, who trades his product for cocaine. It becomes personal for Jake when a friend is killed during a failed raid.