Songha

In Tokyo, Chiwawa (Shiori Yoshida) is a popular girl. One day, her dead body is found in Tokyo Bay. Her body are in pieces. Chiwawa's friends gather to remember her, but they realize they do not know anything about her like her real name or her background.

Ichiko is a 30-year-old unemployed woman. She meets Ryoichi at a drinking establishment. Even though he is a lot younger than her, she can't forget him. Meanwhile, Ichiko has 5 different characters in her brain that governs her actions. The 5 characters are Yoshida, Ishibashi, Ikeda, Hatoko and Kishi. These 5 character then have a fierce meeting. Yoshida presides over the meeting as the chairman. Ishibashi is the optimist. Ikeda is the pessimist. Hatoko is the character that lives in the moment and Kishi thinks about the past.