Changing the past is the cherished dream of many… But if it becomes real, won’t it turn into a nightmare?
What will become of the life of our contemporary, who ends up in the 14th-century Rus’?
Nikolay Sergeyevich is a simple teacher—not a paratrooper, not a soldier, not a business executive.
Can he change the course of history using only his knowledge and his love for Russia?