یک افسر پلیس به یک سازمان مخفی می‌پیوندد که حفظ نظم کرده و بر تعاملات فرازمینی‌ها بر روی زمین نظارت می‌کند.

Kay and Jay reunite to provide our best, last and only line of defense against a sinister seductress who levels the toughest challenge yet to the MIB's untarnished mission statement – protecting Earth from the scum of the universe. It's been four years since the alien-seeking agents averted an intergalactic disaster of epic proportions. Now it's a race against the clock as Jay must convince Kay – who not only has absolutely no memory of his time spent with the MIB, but is also the only living person left with the expertise to save the galaxy – to reunite with the MIB before the earth submits to ultimate destruction.

After spending years in California, Amir returns to his homeland in Afghanistan to help his old friend Hassan, whose son is in trouble.

American CIA operative Robert Ames attempts to forge a healthy relationship between the U.S. and nations in the Middle East, but tragedy strikes in 1983 when a bomb detonates outside the American Embassy in Beruit.