Once they studied at the same school, the intelligent and beautiful Svet Hnatyuk and the inconspicuous Sergei Mamayev. Ordinary story - he was desperately in love with her, and she didn't pay much attention. It's been 20 years. Already no one calls Mamaev disparagingly "Gray": he is the owner of a large agricultural holding, unmarried, there is no robbery from women. Svetlana lives much more modestly, married, happy in marriage, there are children. Random meeting - and Sergei realizes that all his life he loved only Svetlana, and he only needed her. However, as in his youth, Svetlana does not respond to his feelings. But this time, Sergei will not back down: his maniacal desire to get a woman launches a chain of tragic events ...