In the life of every father, sooner or later there comes a moment when his wife flies away on a well-deserved vacation, and he is left alone with his own child. It would seem – nothing complicated! Igor, Artyom and the Sauna also thought, not even suspecting which "waterfall" of adventures would cover them with their heads. Exhausted by the "charms" of fatherhood, the guys meet their old friend St. Valentine. Relieving stress over a bottle of whiskey, the guys jokingly dream of their children becoming adults as soon as possible.

Our three hapless heroes - Igor, Artyom, and Sauna - return for the third lesson from St. Valentine. This time they must learn the true value of fatherhood, but this time the kids are grown up...

Masha Smirnova is a young girl who came to Moscow to conquer the big city. Here she finds a way to make all here wishes come true. But for other people this way is not so pleasant, sometimes even painful.