A story about the fantastic adventures of modern teenagers, whose life, through the fault of one of them, begins to move in the opposite direction. They will not only have to relive the past days, but also experience events that will later change the lives of their loved ones and themselves. Only the act of the protagonist can turn off the mysterious mechanism that determines the course of time.

Fourteen-year-old Egor, having moved with his mother from St. Petersburg to Kaliningrad, begins a new life: another educational institution - the Kaliningrad Nakhimov School, new acquaintances, new friends, new circumstances and concerns... He immediately decides to gain authority and introduces himself as the brother of the legendary Nakhimov students Loginov. And the plan works at first - popularity allows him to become the star of the class.