In one of the developing countries, local and Soviet geologists discovered a tantalum ore deposit. Having learned about this, the CIA now intends to draw the country into the American sphere of influence: to incite discontent among religious communities, organize student unrest and provoke a severance of diplomatic ties with the USSR...

A biographical film about one of the greatest Medieval scientists and scholars, Al-Biruni.

Spring, 1944. The Great Patriotic war. The German fascists are still in Sevastopol. A fierce combat is taking place there. At the same time in Yalta, which has already been freed, life goes on peacefully. People believe that the war has left them, that it is far away and no longer dangerous… But the torpedo motor-boat squadron stationed in Yalta is still having a hard time. Every day Soviet marines undertake dangerous sorties towards the German-occupied Sevastopol.

The hero of the film, police captain Anatoly Lensky, is an adventurer who is characterized by nobility, a sense of honor and intrigue. Together with other characters goes to the "Bay of death" in search of hidden treasures there. All heroes movie must to meet in one place. There they will converge, but not all come back…