As soon as Valerka Grebeshkov realized that a career as a musician was not in the cards for him, he suddenly saw a violin forgotten by someone on a bench. He took it in his hands and... began to play no worse than the great Paganini! However, the amazing discovery turned out to be not a magical gift, but an insidious trap and turned Valerka into a living dead, submissive to the will of dark forces. It’s good that the unfortunate virtuoso had friends. It was they who took upon themselves the almost impossible task: to dispel the evil spell and save Valerka. But how? Just destroy the devil's violin? Or will this not help?.. While the guys were discussing, “cheerful” guests began to appear to them: either the terrible old woman Death with a jagged scythe, or a black Someone. And you need to meet everyone somehow, talk to everyone...