1648, a small village in the Alps: In the thick of a blizzard, a town priest discovers he's been poisoned. As numbness creeps up his body, he summons the last of his strength and scratches a sign in the frost that will lead the town hangman, his daughter, and the town physician in pursuit of a treasure of the Knights Templar. But the priest's murderer is already on their trail, and he's not the...