This time, the Way-Knowers, aggressive aliens capable of changing universes and clearing them of life they do not need, were mistaken. The Solar Federation finds something to oppose them. The spacer “Ra” with the squad of Ruslan Goryunov, who already had experience in fighting with the Knowing Ones, is sent into Deep Space to plug the “hole” through which the invaders penetrate into the Human Universe. And in a secret war on Earth with agents of the Knowing, the fighters of the special counterintelligence unit “Falcon” under the command of General Voevodin are doing everything in their power to stop the invasion. There are more and more “hot” spots in cold space... Author’s website address: www.golovachev.ru