Ten years ago, the wife Golubevy tested the strength of their feelings can change bodies. Now they - dad Andrew and mother Marina. In their family grow twins, Hleb and Svetochka. Living up of spouses, career giddy, and day time-clock. They are poorly remember that children are fond of live dogs than artificial, and that friends of parents - not the best company\'s birthday. They forgot that love and attention more money. To go back to their seats again have to change all places - the doctor decides Kogan and visit their old buddies Golubevyh.