'POST-NUCLEAR' - A post-nuclear warhead has gone missing in the Middle East. Eighteen S.H.I.E.L.D. agents are dead. Who you gonna call? - What happens when Black Widow and Lady Bullseye meet? Sparkles. And what happens when you get too many sparkles? Explosions, that's what. - While Phil Coulson struggles with his new problem, Maria Hill deals with her old one: MODOK is up to something.