In her youth, when her peers recklessly kissed in the ghostly haze of the white St. Petersburg nights, Lyudmila Ivina studied, studied, studied. Her first love overtook her only when she was thirty... But it was something you wouldn’t wish on your enemy—with melancholy and terrible jealousy. This bitter feeling forced Mila to take the extreme measure of hiring a private detective to keep an eye on her unfaithful lover. The detective got to work. The detective presented evidence. The detective... himself fell in love with this woman with a broken heart. And these people would be happy, but Milina’s best friend intervened in their lives...