The cheerful fairy tale takes us to the first category of hell, inhabited by mischievous devils, and the second category of hell with dirty devils. And this is where the village youth Kája Fousek falls as punishment for his arrogance... The devils decide to correct him. But one of them falls in love with Kája, and he falls in love with her.
Friends Hejbal and Kašík long for adulthood so they can do whatever they want, but when a unique chemistry experiment suddenly allows them to grow up, nothing seems as simple as it first seems...
Three intrepid young men set off into an enchanted forest to free a captive girl. We can't reveal how their adventurous trip will turn out yet, but the names of the main characters in the fairy tale suggest that it will be a journey of joy rather than horror!
