The story of the relationship of the three sisters. The older sister, Tamara, is a typical businesswoman, manager of a large bank, businesslike, tenacious, assertive. Anna is more romantic, less adapted to the realities of metropolitan life and is in the shadow of her older sister. Nadezhda, Tamara and Anna's half-sister, came to the capital from the Russian hinterland and is trying to establish relations with her family. She is ambitious, she, like many provincials, wants to conquer Moscow and hopes for the help of Tamara and Anna.
By chance, Nadezhda gets a job in a bank, where Tamara holds a high position. The agile provincial woman, without hesitation, uses family ties, deceives and goes in pursuit of luck, so-called, on the head. Her goal is a career, and for her sake Nadezhda does not neglect any means. Fraud, scams, deceptions draw more and more people into their whirlpool and leave no room for retreat ...