The Russian melodramatic series "Not Your Business" tells the story of a young girl named Nadezhda Kuznetsova. Her mother tries to set her up with her childhood friend Sergey, but Nadya's heart belongs to Viktor. A self-absorbed man who only cares about himself, Viktor mistreats Nadya and even becomes physically abusive at times. For a long time, the heroine endures his behavior patiently, but eventually reaches her limit. She breaks up with her lover and starts a new life. Some time later, she encounters Viktor with someone else...