Dasha, nicknamed "Malaya", is in love with her older sister Nastya's boyfriend. Wanting to be closer to the guy, she constantly imposes herself, interfering with the couple, and pesters her sister with questions about him. Not noticing the seriousness of Malaya's feelings, Nastya decides to teach her a lesson, but the "lesson" goes too far. "Malaya" is a film about competition, closeness and boundless love of sisters.