Viktor Lomov is a talented and modest engineer at a tractor plant. He develops new advances in mechanical engineering, not realizing what real purposes the state uses his equipment for. One day, Vitya accidentally witnesses a crime, getting caught between two worlds: the world of crime and the world of justice. From that moment, his personal ordeal begins. Can Lomov survive under total state control and surveillance, temper his character, and remain human in a world that has survived a nuclear conflict that happened one hundred and fifty years ago?