Fiona Claridge, a smart and stylish New England college professor, strives to pull herself together after a car crash kills her roommate, Mia Hardy. Yet Fiona's guilt and grief come flooding back after opening a gift-wrapped box left outside her office that contains car keys and a malicious note. Shaken, Fiona travels to her hometown to attend a funeral but is followed by vivid nightmares as well as her unknown enemy, who leaves another sinister gift...