During a botched robbery Willie falls down an elevator shaft. In the hospital they discover he's illiterate and try to help him learn to read and move beyond a life of crime. But his partner in crime doesn't want him talking to the cops.
After a man attending the funeral service of a friend of Linc's is run down by a car right outside the service, the trio investigate and find the hit-and-run victim had referred Linc's friend, and other patients, to an unconventional healer.
When Pete and Linc's friend Sol Alpert (who survived a plane crash with them and Captain Greer in the first season episode "Flight Five Doesn't Answer") finds his business vandalized, he then learns it was done in protest over living conditions in ghetto housing owned by his own cousin. Sol decides to fight his cousin to get improvements in the housing, and with Pete, Linc, and Julie's help decides to bring the matter to a Jewish court.
Pete searches for a young man who saved him from a beating by muggers, but then ran off when he discovered he was a cop. He finds that the young man is trying to look for his father, who has escaped from an institution and may be planning to come after a businessman who cheated him.
While on a motorcycle trip to Mexico, Pete and Linc are detoured by a biker gang into a border town and held hostage along with all of the town's residents. The gang refuses to leave until they find out who in the town killed two of their members.
Julie becomes romantically involved with a foreign exchange student from a Middle Eastern country which is in political turmoil, not knowing that he is actually the son of the country's king and that his life is in danger from his father's opponents.
Guest star Sammy Davis Jr. plays Billy Lee Watson, a recovered drug addict who is accused of statutory rape by his alleged victim's father, who wants to close down the halfway house Billy has been appointed director of. Billy was trying to help the girl, who is herself addicted, and pregnant---and is actually Billy's daughter.
As the trio reminisces over two years together, and Pete considers quitting the group to work with his father, an old nemesis arrives: Beau Graves, one of those they helped put in jail in the premier episode. He has just been paroled and has come seeking revenge against the trio.
Janny Wills, first introduced in the first season episode "A Hint Of Darkness, A Hint Of Light", invites Linc, Pete, and Julie to meet her new fiancé, Dr. Frank Tarver. Tarver doesn't tell them that he is being threatened by a man blaming him for his daughter's death. But when the trio investigates further, they find that Tarver may not be who he seems.
Pete visits his Beverly Hills home to try to help his old girlfriend, who believes her father is being kept in a mental ward against his will and manipulated by her uncle and cousin. While there, Pete also reunites with his mother.
Pete, Linc, and Julie go undercover working on a film project on which strange accidents have occurred. The film is based on a twenty-year old murder mystery, and the director believes the real killer is trying to sabotage it because he fears his identity will be revealed.
After he tries to stop a runaway car, the son of a former cop and friend of Captain Greer is charged with stealing the vehicle. Then it is learned that the car, which belonged to a judicial candidate's campaign worker, was also involved in a hit-and-run. The trio goes undercover at the candidate's headquarters to further investigate.