Present day. Completely different protagonists, students of the Nakhimov School in Sevastopol, have the same goal: they dream of finding the treasures that Admiral Nakhimov hid during the Crimean War. Smugglers, fake archaeologists, and even ghosts participate in this quest. Through a series of exciting adventures, sometimes finding themselves in mystical stories, the boys will learn the price of true friendship and mutual aid.