While Iron Man and Ant Man are trying to stabilize particles that can shrink or grow matter, Falcon gives them terrible news - his mom is coming to visit, and she has no idea he's an Avenger.

Iron Man's confidence is shaken after he inadvertently puts Falcon in harm's way. When the Cabal pulls the trigger on its final plan, Tony has to put aside his personal dilemma and be the leader he was born to be.