When Dan accidentally exposes a participant in the Witness Protection Program, it prompts a dangerous crime family to send a hitman after the witness to prevent him from testifying. In order to protect the man, Jack and Dan must join forces with a beautiful yet no-nonsense U.S. Marshal before time runs out.
Jack and Dan are forced to use Jack's Uncle Nate, a con artist who once stole his family's money, in an undercover operation to catch a thug who has been hired by developers to scare residents out of their homes.
Jack and Dan start a neighborhood watch after Ruiz is the victim of a peeping Tom. However, they accidentally stumble upon an assassin hired by an oil company to kill a team of whistleblowers, led by ADA Traynor's new boyfriend.
While investigating a stolen painting at a doctor's house, Dan faints, and is restricted to desk duty until he recovers. Despite the handicap, Jack and Dan must find and capture the mysterious art thief, who may have left more at the crime scene than he intended.