Michael works with his old agency to go after the people who burned him in a case that leads the group to Venezuela.

Nate returns to Miami to seek Michael's help to go after a loan shark who's harassing a widow. The guys soon discover that the loan shark is not all that he seems, however.

The team searches for a super-computer to clear Barry's brother of a server heist.

Michael plays a key role in a CIA murder investigation. Meanwhile, the team helps a client who reminds them of Michael — a former army sniper who wants revenge on the men who put his sister on the hospital.

The CIA abandons Sam after he goes undercover with a heroin dealer while trying to recover a weapon. Meanwhile, Pearce continues searching for Max's killer.

Michael and Sam try to retrieve a boy from an armed compound. Fiona and Jesse babysit a day laborer.

Michael and Jesse go on an extraction mission on a Caribbean island but end up trapped there by mercenaries. Meanwhile, Fiona tries to get information out of an ex by doing a favor for him.

Fiona and Jesse work together for a pharmaceuticals magnate, but soon realize that he is hiding something. Meanwhile, Michael and Sam take on a bomb-maker involved in Max's death.

Michael goes undercover with a group of hijackers in order to assist Jesse with a security job, but he changes the plan when the hijackers take hostages at the airport. Madeline assists Michael by organizing the hostages and trying to lead them to safety.

Michael and Fiona pose as a wealthy couple at a South American resort in order to extract a bioweapons specialist. Elsewhere, Sam and Jesse try to trap Max's killer.

With convincing from Sam and Jesse, Pearce begrudgingly lets Michael take drastic measures attempting to clear himself of Max's murder. Meanwhile, Larry returns, having kidnapped a government psychiatrist, and insists that Michael help him with a job.

Michael and Fiona plan to abduct a hacker in Puerto Rico in order to obtain his software, but the man has several other enemies to contend with. Elsewhere, Madeline learns to retrieve information from the police under the tutelage of Sam and Jesse.

When gang warfare claims the life of one of Michael's childhood friends, he teams up with the victim's brother to entrap the gang in Fiona's weapons scheme.

Michael leads a rescue mission for a scientist abducted by an African warlord, while Sam and Jesse get in trouble during an undercover mission. Meanwhile, Madeline discovers that someone close to her is keeping secrets.

Sam reunites with Beatriz after an attempt is made on her life by a Russian spy, and Michael is forced to trust Anson in order to save her. Jesse and Fiona must travel to the Cayman Islands to track down a banker in order to obtain financial information for Anson.

A friend of Jesse asks the team to help take out his boss, who has been smuggling blood diamonds into the country with the help of diplomatic immunity. Michael asks Pearce for help transferring a prisoner who may be able to provide him with information on Anson.

As the team reaches a breaking point with Anson and his sinister plans, Pearce puts Michael in charge of his biggest CIA mission yet.