Life was a success - so you can appreciate the professional and family heights that our hero Zhenya reached in his incomplete 40 years. Favorite job, clever wife, wonderful daughter. Everything collapsed and lost value in an instant, the blame for the obsession, passion, madness, from which, it seems, there is no way. The obsession has a name - the beautiful Irina, a lonely music teacher who is ready to reciprocate with Zhenya. After much torment and attempts to fight with herself, Zhenya rushes into the pool of passion with her head. But, as you know, the reckoning follows the pleasure, and the day will come when the heroes will have to make a decisive choice.