Terrible things are happening in the Gloomy House on the edge of a quiet holiday village. As soon as darkness descends on the ground, from behind its walls you hear heartbreaking screams, a blood-curdling howl, and finally snippets of conversation... about a severed head!!! Scary? Not that word! But Dima and his brother Leshka are not timid and are determined to uncover the secret of the ominous house and its inhabitants. “How to do this?!” - the brave brothers think and quite by chance remember a well-known fairy tale...