Pasha is an excellent student who lived to see the end of the seventh grade, having never done anything forbidden by adults. But everything changes when his father, a quiet museum worker, suddenly disappears. Pasha goes in search of him in the company of a sworn school enemy, handsome and sly Ilya. The children are waiting for adventures of children, behind the back – two bandits. And in the smartphone – tips from the unknown Captain Geek …