Humphrey and his team are baffled by a set of reverse burglaries where items are left behind rather than taken. With their only credible suspect being Santa, it’s a race against time to find the real culprit in time for Christmas.

The only clues are a pile of ash and glove fibres at each location. With four open cases counting against them, and police HQ breathing down their necks, the team are up against it. They must figure out how the victims are connected, catch the person responsible and save the station in time for the festivities. But when the team make a breakthrough with an unexpected connection to 1973, it’s a bittersweet discovery that makes them reconsider the true meaning of Christmas. Show less