Odessa, 1966. The body of an unknown man is found in the park. Detective Emelyanov, who came to the call, quickly establishes that this is an authoritative, three-time convicted thief named Spider. And after some time, the famous violinist Semyon Lifshitz is discovered to have hanged himself in his apartment... While conducting an investigation, Emelyanov unexpectedly finds himself in the deep occult jungle, encounters an unknown satanic organization, and also with the fact that the mysterious deaths of the thief Spider and the brilliant violinist Lifshitz are closely related connected to each other. And this connection stretches back to their childhood...