Linda, Bette, Gemma, and Augusta are four lifelong friends who live in Montreal. This year they're all going to turn fifty, so they decide to take a trip to New York together (courtesy of Linda's philandering husband's Visa Platinum). But at the LaGuardia airport washroom, Bette accidentally switches bags with a young mother who's actually smuggling diamonds for the mob, and things start going terribly wrong. When they kill an aggressive cab driver...