30-year-old Katya built an ideal career, but was never able to improve her personal life. A couple of years ago, she broke up with Maks, with whom she spent four happy and at the same time painful years. The real reason for their separation was not his infidelities, not his endless desire for freedom, but a completely different reason, which the girl did not dare to talk about. It seemed that everything was in the past long ago, but a chance meeting of exes turns life upside down.