Coulson and the Agents of S.H.I.E.L.D. are thrust backward in time and stranded in 1931 New York City. With the all-new Zephyr set to time-jump at any moment, the team must hurry to find out exactly what happened. If they fail, it would mean disaster for the past, present and future of the world.

A surprise leap forward in time has stranded Enoch in 1931 and landed the team in yet another unfamiliar decade. Now, in order to stop the chronicoms from launching their newest future-dismantling plan, the agents will have to infiltrate one of S.H.I.E.L.D.'s most secure bases. They won't be able to succeed without help from a familiar face or two.