Ep 22. So Long, and Thanks for All the Red Snapper

Patrick Jane and the team are called in to investigate the death of a lawyer, who was on vacation with his family when he died of a heart attack while scuba diving. Upon further investigation, they discover that the lawyer's death may have been anything but accidental, as evidence suggests he was murdered.

The team begins to unravel the victim's past, which includes a shady business deal and a bitter dispute with his business partner. As they delve deeper into the case, they realize that the partner is hiding something and find themselves caught in a web of lies and deception.

Meanwhile, Jane has a surprise visitor in the form of his ex-girlfriend, who asks him for a favor that puts him in a difficult spot. He struggles with his feelings for her while trying to maintain his focus on the case.

As the investigation heats up, Jane and the team face unexpected challenges that put their skills to the test. They must use all their resources to solve the case before it's too late.

In the end, the team uncovers the truth behind the lawyer's death and brings the killer to justice. Jane's personal life, however, remains unresolved as he makes a difficult decision about his ex-girlfriend.