The deceased owner of a medieval castle stipulated the following in his will: The heir to his mighty estate would be the elder of the two stepsisters, Katharina and Margrit von Kronberg, namely Margrit, if she married Heinz Wagner, a cousin who had just returned from captivity. When Margrit observed Katharina and Heinz rendezvousing at a nearby lake, Margrit demanded that her husband leave the castle immediately, before she, the elder sister, and Heinz were married. Furious, Katharina then plott...