“A werewolf” is not an animal. It is far worse than an animal. And its trail always smells of blood… The famous detective Lev Gurov didn’t suspect that his old friend and partner Stas Kretchko would one day become “a werewolf.” And that he would end up in a prison cell accused of murdering a young girl. Knowing Stas so well, you simply can’t believe that he is capable of doing such a thing. Pulling on the thread of this dirty tangled mess, Gurov comes to the conclusion that Kretchko has been set up in a devilishly elaborate way. And of course, the reason is revenge. That means he has to find the person who has been nursing a grudge against Stas… one of the suspects from an earlier criminal case—someone who was recently released…