The line comes from the 1973 Soviet comedy Ivan Vasilievich Changes Profession, directed by Leonid Gaidai, in which Ivan the Terrible is transported to a modern Moscow apartment and reacts to his strange surroundings with old-fashioned outrage. The phrase, roughly meaning walled up, you demons, became one of the film's most quoted lines and later spread through Russian-language memes, video edits and soundboards as shorthand for feeling trapped or betrayed by others. Its theatrical delivery and instantly recognisable wording keep it popular decades later.