After years of hiding, a dangerous man from Fiona's past resurfaces in Miami with deadly intentions; Michael teams up with Fiona's ruthless brother to do whatever it takes to save her.

Barry enlists Michael's help in tracking down his money-laundering client list, which has been stolen; Fiona disagrees with Michael's attempts to reconnect with the intelligence... Full summary

Michael, Sam and Fiona help a young boy whose family is being terrorized by his abusive stepfather; Michael's new contact returns with an interesting proposition to help Michael get... Full summary

When he hears about an operative from his past who is hunting him, Michael turns to a prominent member of Miami's underworld for help; a man approaches Michael with an offer.

A paranoid mathematician enlists Michael's help to stop the vice president of a defense firm from selling company secrets; Michael tracks down a new contact in the intelligence... Full summary

Michael tries to deal with one of the city's most-wanted criminals on his own to get the police off his back; Sam must contend with an IRS agent who turns out to be the son of a former... Full summary

Arms trader Brennan returns and kidnaps Nate, forcing Michael to help him pull off an elaborate heist; Michael contends with Paxson's ongoing investigation.

Michael faces a new foe in Detective Paxson, who has tracked down explosives Michael has been hiding in a storage facility; Michael and the team must rescue a kidnapped child by using... Full summary