A childless royal couple begs God in vain for a child. The impatient king then asks the devil himself. Soon after, the queen gives birth to a beautiful daughter, who dies suddenly at a very young age. The royal parents are convinced that the princess has only fallen asleep. They lay her to rest in the castle chapel and have her sleep guarded. However, terrible things happen there every midnight, and no guard dares to cross the threshold of the chapel. Will a brave young man be found to watch over the princess and bring her back to life?