Psychotronic weapons. Who hasn't heard of this in our time? It’s just that everyone treats him differently. Some chuckle, considering it a fiction, someone’s sick delirium. Others are afraid. And still others begin to realize that they are already under the influence of ominous rays. The hero of the new science fiction thriller "Steel Heart" Tim Kostenko at first does not really believe in the existence of psychotronics, but gradually realizes that he is faced with a monstrous force. A group of people calling themselves the Project set out to subjugate the whole world to themselves using zombies. And only Tim is able to stop them. He declares war on the Project.