The Daughter of Darkness [Дочь тьмы]

How to understand - where is good and where is evil? Who can be trusted, and who needs to be circumvented per kilometer. Elder Ivan, who was revered as a saint, turns out to be a murderer. And the city beauty Adelaide with strange habits is a ray of light in the village kingdom. Ordinary residents, peasants and serfs of the 19th century faced a difficult choice - is everything really, as they see it, or is there something more hidden behind obvious things?