Elena and Gleb are a happy, at first glance, married couple. They have 20 years of family life, a son and the usual routine. While her husband was boldly walking up the career ladder, Elena got a job at the registry office. With convenient working days: Friday – divorce and acceptance of applications, Saturday – wedding, to give all other time to the son and the husband. It was only in her eternal troubles that Elena did not notice how their relationship with her husband became more like a cold coexistence than marriage. One day a very stylish couple came to Elena to apply. He is a famous boxer Oleg, and his fiancée is the beautiful Julia. Despite the age difference, Oleg is attracted to Elena. Their fatal meeting that evening adds fuel to the fire ...