Synopsis:

The Agent Ansarov, the protagonist of the movie, is involved in a strange, almost impossible investigation about serial killings. The victims are agents of various Intelligence Services. With the help of his contacts he founds out that all those people are involved in the secret investigation about the Green Diamond. Maklabas is a legendary cave-man from West Mausdonian Mountains, the keeper of the Green Diamond, very rare mineral that fell on Earth 5 million years ago and stayed endemic up to nowadays, when one scientific unit of CIA discovered it through satellite observation in the end of the '70s. Many multinational companies including Intelligence Services are interested to explore and exploit this miraculous mineral, but all their attempts are ending tragically, nobody comes back from the Mountains.