Rye, an orphan raised by a kind-hearted herbalist, grows up with a strong sense of justice. After refusing to collect taxes from the poor, he finds himself working in the royal stables, where he falls in love with Princess Adélka. However, he also attracts the attention of Filistýna, a cunning female demon who grants him magical powers to correct people's wrongdoings. Unaware that her gift is part of a scheme to lure him into hell, Rye must confront both the intrigues of the royal court and the forces of evil.