Masha and Lialka are step-sisters, they have completely different characters. An obedient daughter and excellent pupil Masha is used to help people and never ask for much. Since the childhood she has known that one must earn love. Her younger sister Lialka is another thing: pretty, artistic, the beloved daughter and the queen of hearts.
Masha cannot even suppose that one day the man she daydreams about - the beauty and motor racing star Oleg Tomilin - will pay attention to her. Contrary to the parents’ wishes, the guy will propose to Masha. But their relationship will turn out rather tough: suspicious disasters and troubles follow one another, and all this hell results in a tragedy…