Kostia and David are childhood friends. Many years later they have the opportunity to test the strength of their friendship. David prepares to ask for the hand of his beloved, Anna, and Kostia wants to reach the final of an international poker championship. These two events which seem to have nothing in common, will prove to be decisive in the life of our friends because David will have to play poker and Kostia will have to save the marriage of his friend! will they be able to remain themselves and save the situation by exchanging their place?