It seems that Moscow schoolboy Ivan Belov has lost his memory... Or no, he probably became clairvoyant... Not again? Oh, look, he’s just a stranger to 1996, having lost the memory of his personality! Well, Ivan will have to get used to a new family, a new school and make new friends. But the problem is that the time is such that you can’t take a step without running into crime. And that’s all teenagers need, because investigating crimes is so exciting, so simple, and nothing bad can ever, ever happen to them. And why is this guy unhappy and doesn’t want to join the young detectives?