Kako (Fumi Nikaido) is a female high school student. She lives at a restaurant run by her family in Kitashinagawa, Tokyo. Unexpectedly, Kako's aunt, Mikiko (Kyoko Koizumi), suddenly appears. Kako thought her aunt died 18 years ago. Her whole family is embarrassed by Mikiko's appearance due to a past incident caused by Mikiko. Kako is also irritated when Mikiko lives in her room. They spend the summer together.

Yusuke was a middle school teacher. but he quit his job due to problems with student bullying. After he quit, Yusuke learned that the bullied student committed suicide. Yusuke is now at Hotel Kopan to escape from everything. He keeps to himself and works as an employee at the hotel. The owner of the hotel is Sakuragi who wishes the hotel could return to its glory days during the Nagano Olympics. One day, a flurry of guests arrive at the hotel which makes Sakuragi ecstatic. Sakuragi decides to hold a party and invite the guests at his hotel. One of the guests is the mother of the student who committed suicide. Yusuke is distressed all over again. When the party begins, the guests talk about the problems they have.

A high school girl, Sayaka Kudō was the bottom of the class. After a year, she improved her deviation value from 30 to 70, then passed Keio University that is considered one of the most difficult to enter in Japan.

There was a tragedy that began at the end of the '69 war. The sad story about the lives of the orphans of Manchuria refugee camp who had to struggled against perpetual cold and hunger.

As a young child, Hana loses her family to a devastating tsunami that wipes out her town. At a shelter, distant relative Jungo sees her wandering and adopts her as his daughter.