The BAU hunts an UnSub in Phoenix who is kidnapping victims and depriving them of sleep. Also, Hotch and Garcia deal with the threat from the underground hitman group, the "Dirty Dozen."
Coulson and the team discover that the most unexpected person from S.H.I.E.L.D.'s past may hold the key to stopping Earth's destruction.
With the surprising help of Lance Hunter, nothing will stop Fitz from finding the lost team as his incredible journey is revealed.
Coulson is forced to team up with surprising allies to save the world, while the S.H.I.E.L.D. team attempts to track down and rescue him.
Coulson's life or death is the challenge the team finds themselves in, as the wrong decision will cause the destruction of Earth.
