For everyone, the Golden Fleece is a beautiful legend, but for many centuries there has been an organization that keeps the real secret associated with ancient Greek gold. The path to it is indicated on two encrypted diagrams hidden in encrypted artifacts. Centuries later they ended up in different countries. And now the moment comes when the cover of the ancient secret must be torn off. A mortal struggle begins. By the will of fate, a young scientist Tikhon Zakolov and his girlfriend, an aspiring actress, find themselves drawn into it.