Popular writer Tatyana Zhuravskaya returned to creativity after a long break and was just finishing what she thought was her best novel when her life suddenly went to hell. At first, the husband announced that he was leaving for another woman - in order to survive this, Tatyana had to go for treatment to an Austrian clinic. And after her return, something truly terrible happened: Zhuravskaya met in reality... the hero of her new novel, the maniac Mark Shatylo! More precisely, of course, the one who decided to try on his guise. The stranger offered the writer a monstrous game: she must read a detective story he had written without an ending and figure out the killer. If Tatyana makes a mistake, an innocent victim will die...