A therapist moves his wife and teenage daughter across the country to escape their troubled past. The Harmon family quickly discovers their new home comes with its own kind of baggage.
When a disciplinary camp instructor is stricken with back and bladder pains, the team suspect that one of his charges poisoned him. However, it soon emerges that the student is showing the same symptoms.
While impersonating S.H.I.E.L.D., Hydra orchestrates a devastating attack on the United Nations and an unexpected enemy leads the charge against the framed team members.