Harumi Morishita (Eiko Koike) lives with her husband Kyohei Amaya, but they have not officially registered their marriage. One day, she receives a phone call from that police that her husband has died. She goes to the hospital where her husband Kyohei Amaya was sent to. There, Harumi Morishita meets Kanako Ogura (Ryo) and Akane Fujimiya (Rei Okamoto), who both insist that Kyohei Amaya is their husband. Both Kanako Ogura and Akane Fujimiya have not registered their marriage like Harumi Morishita. A will was left behind by Kyohei Amaya. His will leads Harumi Morishita, Kanako Ogura and Akane Fujimiya to a single mother share house and states that he will leave 300 million yen to the only wife that he loved.

Koichiro Shimada is sent to a research facility in Kenya, Africa by a teaching hospital in Japan. He encounters a desperate situation and decides to work there as a doctor, treating patients hurt in battles. He struggles with nurses and colleagues at the hospital. Koichiro Shimada then encounters a boy soldier severely wounded mentally. This changes Koichiro Shimada’s fate.

Rintaro (Sometani Shota) returns home for the first time in a while to prepare for and attend his father's funeral. He and his sister are surprised to find that their mother has canceled the catering order, and instead will be making the food herself in accordance with her late husband's will. The first dish she brings out is simply sunny side up eggs, and the attendees are at a loss. Rintaro recalls that this was the first meal his father had cooked for him and his sister.

Twenty-four-year-old country bumpkin Aiko is a new teacher who has arrived at a new town and a new primary school. When nervous she blurts out her local dialect. This seals her nickname and reputation. Nonetheless, she is determined and strives to do her best for her students. She is an inspiration soon.