Your demon is evil. Duel. Volkov S.

In the hands of Sergei Vorontsov, an experienced bodyguard, a strange device is by chance. This device, which determines the hidden potential of a person, has an unexpected side effect - it is able to influence the human psyche, completely subordinating it to someone else's will. The device is hunting... blackmailing Sergey, unknown enemies sneak his wife Katya, who is expecting a child. Sergei is ready for anything... but how to tear his wife out of the paws of bandits and not allow them to take possession of a dangerous device?!