Zdeněk Řehoř

Mikolás and his brother Adam end up with a young German hostage of noble blood during a robbery. While their clan prepares for the wrath of the German king, Mikolás is sent to pressure his neighbor Lazar into a defense pact. Persuasion fails and he abducts Lazar's daughter Marketa on the eve of her initiation as a nun in an act of vengeance.

There are still water spirits among us. One group lives in Prague, led by Mr. Wassermann, who is using his wife's family as a servants. All they need is their old house near the river. But the house is to be demolished. They have to stop it. And the only way is to drown Dr. Mrácek, who is responsible for the demolition. But he falls in love with Wassermann's niece Jana. He changes to fish, is mistaken for water spirit from Germany, is drowned and revived again. The other problem is the flour with ears... and so on...