Tatsuhiko Asakura, the main character of an elite office worker who got his long-awaited home. Surrounded by his beloved wife, Tomoko, and their two children, he was at the height of his happiness. However, one rainy day, the car Tomoko drives runs over Yoko Takamura, and the family begins to fall apart. Tatsuhiko falls into an affair with Yoko, and her embezzlement is also discovered. His eldest son, Ryosuke, who believed that his own family was the ideal family, dropped out of high school and moved in with band member Natsu. Her cool and grown-up high school eldest daughter, Kaori, develops a secret relationship with Tatsuhiko's colleague Osamu Yazaki. And Tomoko is also drowning in the relationship with her reunited Yanagi. Will happiness return to the Asakura family??