It seems that Dimka and Alyoshka do not know how to relax like their peers. They even managed to find dangerous adventures while visiting their grandmother. And how can you pass by the Gremyachaya Tower, full of secrets, where, according to legend, the treasure is hidden?! And leave unpunished people who want to take away grandma’s stud farm by force, starting fires and other dirty tricks there? So the brothers, at their own peril and risk, got involved in another adventure and discovered... a sensation!