Captain Sanya Balabin becomes a major. He would like to become a model family man, but once again things don't work out. The hero starts an affair with Lena again and has a side romance. Meanwhile, a cold-blooded killer appears in town, acting boldly and cruelly, always one step ahead of Sanya. In addition to searching for the killer, Balabin will have to neutralize black realtors, catch the killer of a young girl, dismantle a gang of drug dealers in Gelendzhik, and also uncover a mole in his own department.