The relief return to work after the Christmas break, and find themselves with little to do. Meanwhile, Boyden receives a welcome visitor in the form of Mrs. Bourne, who has cooked a batch of her locally famous mince pies for the relief. As shouts start coming through on CAD, Stamp and Page have to assist when Mrs. Bourne is later found collapsed. A search of her house puts Boyden off mince pies for life. Hagen and McCann deal with a man whose old age dementia has led him to believe he lives at his previous address. Santini and Quinnan deal with a pregnant woman who has assaulted her husband, while Ashton and Harker find themselves being de-liced after bringing an unwelcome visitor to Sun Hill.