The everyday life of the heroes of this book is suddenly interrupted by a meeting with the extraordinary, and they have to fight powerful extraterrestrial forces. An extreme traveler Oleg Severtsev gets into the hands of a device that allows him to freely move through times and realities. But its use threatens with irreparable consequences for those who have controlled the process of development of the worlds for millions of years...And Andrei Danilin, Gordey Bui-Tur and Vladislav Tarasov became warriors of a new army, an army of light and goodness, called upon by Russia in its hour of trouble. The enemy's power deprived them of their past, but they rushed into the future, creating it with their own hands.