Give Me the Moonlight (2001)

Original title: Подари мне лунный свет

The popular TV journalist Sergei Kupriyanov recently became the country's main television personality and began to make his own program. But success, money, and fame cannot fill the void in a marriage relationship. Sergei's wife Irina lacks his love and warmth, and Sergei himself is looking for novelty, which he finds in the arms of his charming colleague Lena when Irina leaves for St. Petersburg.