Dangerous threats keep Michael and Lincoln fighting to protect Sara and Mike; Poseidon's attempts to outsmart Michael and the rest of the gang lead them to the ultimate showdown.
When Sara and her son are threatened, Michael and Lincoln recruit the help of Sheba and C-Note to catch Poseidon; Whip sets out on a separate mission; T-Bag reveals a secret.
Jackson learns his mother is missing in Africa; a hostile force takes over the team's plane; Jamie discovers a shocking secret about Abraham.