Brutal murders are taking place in the capital of Karelia. The motives of the perpetrators are unclear. Is someone methodically eliminating witnesses, or is there a maniac in the city? Or maybe this is someone's revenge? What is known is that the dead are somehow related to each other. But with what? The case is entrusted to the experienced detective Vlad Antsygin. Now the investigator will have to face an inexplicable nightmare... A new action-packed thriller will immerse you in the atmosphere of secret laboratories, frightening experiments and monstrous atrocities of the past. Editor's comment: For true lovers of mesmerizing suspense, curious puzzles and clever detective intricacies. Why not take part in the investigation of brutal murders together with the talented Vlad Antsygin? Who knows, maybe the reader will reach the truth first?..