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.
In 1942, Britain sends a group of British-trained Czech commandos to Prague to assassinate SS-General Reinhard Heydrich, head of the Nazi security services.
In 1838, lovely governess Elisabeth agrees to bear a child of anonymous English landowner, and he will in return pay her father's debt. At birth she, as agreed, gives up the child. Seven years later she is hired as governess to a girl on a remote Sussex estate. The father of the girl, Charles Godwin, turns out to be that anonymous landowner. So Elisabeth has to be her own daughter's governess, and she can't reveal the secret of her tie with little Louisa.
A woman becomes very curious about one of her psychiatrist husband's inmates, a man who was found guilty in the murder and disfigurement of his former wife.