As the newly decimated S.H.I.E.L.D. tries to figure out their next move against the ruthless chronicom forces, Simmons (Elizabeth Henstridge) realizes she knows what to do with all of the mysterious objects the agents have gathered throughout time. She puts together a device -- with help Enoch left behind -- and it works: Fitz (Iain De Caestecker) is back. From 'The End Is At Hand,' season 7, episode 12 of Marvel's Agents of S.H.I.E.L.D. Watch Marvel's Agents of S.H.I.E.L.D. on ABC, streaming, on demand, and Hulu.