Thirty-something Masha has a successful career as a gynaecologist and a seemingly happy marriage to geophysicist Misha, father to her two children. Then, one day, he leaves her. While juggling bringing up her children alone and continuing with her career, Masha is determined to get Misha back from his new twenty-year-old girlfriend, fitness instructor Oksana. What ensues are Masha’s comic attempts, including magic and breaking the law, to bring Misha back, culminating in an unexpected realisation.