Mightily Oats has not picked a good time to be a priest. He thought he'd come to the mountain kingdom of Lancre for a simple little religious ceremony. Now he's caught up in a war between vampires and witches, and he's not sure there is a right side.There are the witches -- young Agnes, who is really in two minds about everything, Magrat, who is trying to combine witchcraft and nappies, Nanny Ogg, who is far too knowing . . . and Granny Weatherwax, who is in big trouble.And the vampires are intelligent with fancy waistcoats and lots of style. They're out of the casket and want a bite of the future. Carpe Jugulum is another installment of the unstoppable and addictive cycle of Discworld and the first to star vampires.