It's Hogswatch (equivalent to Christmas) on the Discworld and the Hogfather has gone missing, requiring Death to take his place while his granddaughter Susan endeavors to find out what has happened.
Forty-something and single again, Bridget decides to focus on her job and surround herself with friends. In a twist, she finds herself pregnant, but with one hitch - she can only be fifty percent sure of the identity of her baby's father.