After a Black Friday riot ends in tragedy, a mysterious Thanksgiving-inspired killer terrorizes Plymouth, Massachusetts - the birthplace of the holiday. Picking off residents one by one, what begins as random revenge killings are soon revealed to be part of a larger, sinister holiday plan.

When sisters Helena and Rachel are fed up with their love and work life, they agree to swap homes for 2 weeks to take a break. Yet what starts out as a relaxing holiday grows into a whole new perspective on their careers, life and most importantly, romance.