Princess Ilse is a novel written by Marie Petersen and published in 1876. The story is set in Germany and revolves around the life of a young princess named Ilse. Ilse is a beautiful and kind-hearted princess who is loved by all those around her. However, her life takes a dramatic turn when she is kidnapped by a wicked sorcerer named Huldrich. Huldrich is obsessed with Ilse and wants to make her his queen. He takes her to his castle in the mountains...