Hawkeye and Black Widow take on a covert S.H.I.E.L.D. mission to bring in the son of a super-villain, but when he's revealed to have a world-bending weapon, they realize keeping their mission a secret may be a fatal mistake.

Doctor Doom takes command of the Asgardian Destroyer armor and Thor has to convince the team to trust the one person who may be able to stop him, Loki!.