Thanksgiving is supposed to be a time of gratitude and togetherness, but it becomes a nightmare for the Beecham family. When visiting her parents in St. Ives from California, Mary Beecham is shot dead after dinner, leaving her loved ones devastated and shattered. Detectives Vikki Mattsen and Mike Gomez are called to investigate, and as they delve deeper into the case, they uncover past events in Mary's life that broaden the suspect pool. Vikki and Mike must solve the case quickly before more lives are lost.