Eric and Ramzy are working as window washers at the Montparnasse skyscraper in Paris ... of terrorists seize the tower and take its late-night occupants (including Marie- Joelle) hostage.

U.S. News Insider Tip: Walk about 10 minutes around the corner and you’ll find the Montparnasse Cemetery ... at 11 p.m. The final elevator of the night leaves 30 minutes prior to closing.