In the time of Counter-Reformation, a miller and his son come under investigation by a priest of the Inquisition, when rumors spread that their prosperity comes from working with the Devil. 　　The Devil's Trap is a film directed by Franti?ek Vlá?il, based on a novel by Alfréd Technik, adapted by Franti?ek A. Dvorák and Milo? Kratochvíl. It was the first of three historical dramas ..