"Don't Open'Till Christmas" is the thrilling and bizarre murder mystery where nothing is sacred, even Santa Claus! A killer is loose in London and his sights are set on one target, Santa Claus, dozens of them. Jolly old Saint Nick is stabbed, beaten and electrocuted in department stores, at parties and even on crowded street corners. What sort of twisted mind is behind these barbarous acts of violence? Scotland Yard is on the trail but every clue points them in a different direction. The culprit is right under their nose but will they come to this climatic conclusion in time?