Marie-Josée Saint-Antoine, a supermodel from Quebec staying in New York City, was stabbed to fatality on June 18, 1982 in her Manhattan apartment or condo. The New York City Cops Division had little to no clues surrounding the case, yet one suspect did stand out: Alain Montpetit, a major television star in Quebec. Forty years later, a group investigates the instance in an attempt to comprehend what occurred to Marie-Josée.