The hero of this popular fairy tale is a young prince who, after the death of his parents, goes out into the world. During his travels he meets a magical talking horse and falls in love with the beautiful princess Slavna. On the advice of his horse, he binds one eye and pretends to be dumb and enters into service as the castle gardener. According to the sounds he makes, they begin to call him Bajaja. However, when the dragon appears and demands the princess or destroy the entire kingdom, Bajaja puts on his armor and saves the princess on his horse. But, he fulfills the promise he gave to the horse and rides away from the place unknown. The Black Knight takes advantage of this and under a threat, he forces the princess to swear that it was he who saved her...