Lying in the construction industry used to be a criminal offence, but skilful people could do a lot of things. This somewhat embarrassing tragicomedy convinces us that even builders should be honest. The protagonist here is a moral designer who occasionally drops in to sing to enjoy something other than work.

Princess Julia doesn't want to marry an old prince Hubert so she runs away from home. She meets two old magicians and join the circus, where she meets lovely Franta Kuldan and evil devil performer.

The film about curious children who discover a sunken statue of Masaryk in a disused well was interfered with by the events of November and the filmmakers tried to incorporate their echoes into the flow of the narrative. However, the result is at times confusing, as the originally childish adventure has thus grown into a naive social poster child.