A group of French students are drawn into the psychological and sexual games of a mysterious man called Duchemin. Once they sample his "fear powder" the students experience a series of hallucinations.
A man changes his behavior according to the term of the year.
The film presents a parade of customs, music, songs and dances of the Slovak people in four seasons, based on a theatre play by I. Teren and K.L. Zachar from the first years after the liberation.
