About the book: 2022 / It has already become clear that a new era has begun. And life was divided into before and after. She divided her friends Lyuba and Lyudmila-Opelsinchik with their different attitudes towards Covid. Being in self-isolation, Lyudmila, restless by nature, secretly goes for a walk in the park. And almost becomes a victim of a maniac. She is saved by a dog, which the owner decided to walk in the park at this late hour. Friends decide to help her find her attacker, especially since the next victim, unlike Lyudmila, was unlucky. Her tortured corpse is found in the morning in the same park. Further more... Everyone is perplexed, what kind of strange maniac is this and what does the big black dog have to do with it? It seems that she is the key that unlocks the mystery of serial murders.