The study of Dr Frantisek Prucha, who bears the nickname Faust, is located in Faust's House, now converted into a hospital. Dr Prucha is worn out from overwork, thus he does not even notice...
This Czechoslovakian black comedy was arguably the first theatrical interactive movie ever created. The audience could "vote" what should happen next by pressing buttons of different color. As intentional irony, there's only one ending.