Detectives investigate after a neighbor is strangled to death in the quiet neighborhood of Mirror Lake, and they soon realize that their early theory of it being the result of a long-held grudge against the car salesman is completely wrong.

East Millinocket, Maine is brought to its knees when its most popular teen turns up dead. For 38 years, answers elude police. With the help of a dedicated mother and a community that never forgets, the secret killer is finally exposed.