Sam works a case for a woman named Gillian, who's being blackmailed into using her security clearance to help smuggle heroin into the U.S. Michael and Fiona work to rescue Sam from heroin smugglers, after Kent and Melissa's deal goes sour. Meanwhile, Michael attempts to evade the government agents who assassinated Philip Cowan.

Michael is hired to track down a woman's estranged husband, who has disappeared with their son. Michael soon finds himself pitted against somebody just as skilled and dangerous as he is.

A house-sitter's fiancée is kidnapped and held for ransom. Nick, the house-sitter, hires Michael to rescue Dawn, his fiancée.

With Michael's assistance, Fiona helps a man who has been framed for the theft of an expensive broach.

Michael poses as a thief to infiltrate a crime gang who are terrorizing a local store owner.

Michael discovers a surprise aboard a boat he has retrieved from Jamaican gangsters. Meanwhile, a CSS agent urges Michael to stop his investigation into who burned him.

Michael infiltrates a family of gunrunners who are pressuring an airport supervisor and his pregnant wife. Also, the FBI begins to put pressure on Sam to gather more information on Michael.

Michael's friend Bill asks for the spy's help in freeing his daughter from a prostitution ring. Meanwhile, Michael dodges multiple assassination attempts.

A single mother witnesses a drug dealer brutally beat up a man. Oleg asks Michael to help the woman, Cara, his best waitress, after she stops showing up for work.

Laura, one of Madeline's friends, was scammed and beaten up by a con artist. Michael agrees to help Laura at Madeline's insistence in exchange for information on two men that were asking about him.

Michael Westen, a spy, is "burned" while on assignment in Nigeria. Spies are not fired; they're issued a burn notice to let the agent know their services are no longer required.