While investigating heinous crimes, the honorable detective-militant Nikita Ivashov gets some help from a permanent criminal expert Baba Yaga, and a junior detective Dmitry Lbov. And they do know that everything is different in Lukoshkino. If in Europe the princes go to the courts of fair princesses, here it is vice versa: twelve aristocratic ladies are driving their sledges in the winter, so that the czar can choose himself a bride. So there is nothing surprising that the brides are willing to commit a crime to get ahead of the competition. So, let the investigation begin...