When 45-year-old homemaker Silke accidentally finds out that her husband Richard is having an affair with 24-year-old law student Klara, her seemingly-perfect world collapses. He wants a divorce after 20 years of marriage, but she decides to go to Klara to fight for her husband. She hopes to move her half-her-age rival to retreat, but only meets her ex-boyfriend Felix in her apartment. After she binge-drinks with him they plunge into a one-night stand. Later, she learns that she's pregnant. She's happy, but the guy is only 25 years. Her life becomes a complete mess, but the story develops in an unexpected way.