"It's here - the sequel you've been waiting for! See who's signed up for a year's membership at the barrio's hottest gym since the "clothing optional" policy went into effect. These naked Nuyoricans know how to pump it up and get it off; your personal trainer (who can and will get very personal) is ready when you are! New York's horniest ruffnecks with the biggest dicks work up a sweat by fuckin' at the hottest gym in Spanish Harlem."
Trapped in their New York brownstone's panic room, a hidden chamber built as a sanctuary in the event of break-ins, newly divorced Meg Altman and her young daughter Sarah play a deadly game of cat-and-mouse with three intruders - Burnham, Raoul and Junior - during a brutal home invasion.
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 MIBs untarnished mission statement: protecting the earth from the scum of the universe.