As the residents of the ancient market town of Ross-on-Wye prepare to celebrate Christmas and welcome in the New Year, a vicious murderer stalks their quiet, snow-covered streets. When a mysterious man's body is discovered in the town's new B&B, and the housekeeper is found missing, Chief Inspector Cam Fergus must delve into sins of the past to help him solve the crime and capture the murderer before more innocent lives are lost.