By the age of sixty, he had devoured many books about a wide variety of misfits, but when one day he realized with horror that he was in the body of his 15-year-old self, in 1978, it turned out that the writers were shamelessly lying. First, you have to come to an agreement with yourself - teenager, learning to get along together. And then she threw in an unpleasant surprise: it turns out that she is hiding from the rightful owner the last, most important years lived there, in the future. But it is in them that the key is hidden to how to avert such a misfortune from the country, from your loved ones, that all misfortunes are in trouble... Moreover, the newcomer does not have many years to get used to it and build connections. His fate is not the fate of a marathon runner, but a sprinter. And you can get to the recesses of your own memory only by establishing interaction with your fifteen-year-old self. Thank you, at least there is a hint - in one of my favorite books from childhood... What a task, right? And who actually promised that it would be easy?