The Men in Black have always protected the Earth from the scum of the universe. In this new adventure, they tackle their biggest threat to date: a mole in the Men in Black organization.

Now that Dom and Letty are on their honeymoon and Brian and Mia have retired from the game-and the rest of the crew has been exonerated-the globetrotting team has found a semblance of a normal life. But when a mysterious woman...