Four riders of discord

We are together again, four again, again we are investigating the crimes - Joker, poet, girl... And the one whom we recently considered our main enemy, Black Sorcerer, Klim. There is no more warrior with us, I can neither forget nor forgive his death, but even more secrets and questions are connected with his loss. And now fate threw us a new detective investigation. Nelly, the wife of a successful businessman Zorin, disappeared, she disappeared under unknown circumstances, but this is not the most important thing. It turns out that more than ten years ago, Zorin had already lost his first wife Adelaid. She was fond of black magic and esotericism, and she herself could escape from the disgusting spouse. But the glory of the hero of the fairy tale about the blue beard is pursuing Zorin, especially since supernatural deeds are now happening in his already strange house - the servant hears moans and howls in empty rooms, the portrait of the former mistress falls from the wall, bloody spots appear on the carpet, and sometimes according to the carpet The corridor is walking the ghost of the perishable Adelaide. This case is clearly in our part...