Chiwawa is a popular girl. One day, her dismembered body is found in Tokyo Bay. Chiwawa's friends gather to remember her, but they realize they do not know anything about her background or even her real name.
The life of a student named Kanou is transformed when a tiny man informs him that Earth will soon be annihilated. Kanou decides to do just as he pleases with the time he has left, leading to strange adventures that could be real -- or just a dream.
