Chief inspector Constance Forest and her team match wits with petty criminals of all kinds in the fog-shrouded North Shore of Montreal.

Making the most of the family home while her parents are away, 22-year-old Nicole is enjoying a peaceful summer with her best friend Véronique. But when Nicole’s older brother shows up with his band to record an album, the girls’ friendship is put to the test.

One night, Andie, figurehead of a four friends group, plans out her death in front of all her relatives. Through a broken monologue, Andie reveals her deep thoughts about each person she has harmed. This staging destabilizes the group and questions the links previously made. While each member of the gang tries to regain control of the group, both emotionally and physically, a fifth person interferes from the outside and comes to stir up chaos.