Beautiful as the wings of a butterfly, covered by green hills and inspired by the power of the human imagination - that is Kanuma, a cyber world created by scientists. But because Kanuma's self-developing AI began to communicate in a language unknown to humans, engineers want to delete Kanuma. One of the scientists shares the last four hours before it ends with a cyber girl who means a lot to her. Will this friendship last the end of a world?
Yô
When fourteen-year-old Yo is hospitalized she gradually develops feelings for Yayoi who is a nurse tending her. However, Yayoi leaves the nursing profession in favour of prostitution. Yo is disappointed, but turns to the older woman after she is the subject of unrequited love from her mother's man. The two grow closer and Yo is about to find out what motivates Yayoi.
9月20日。晴れ。目に見えない部分だから気になるのかな。最近「こぶ」の中身についてよく想像をふくらませてる。学校に行く道でも、お風呂に入っていても、夜に眠れないときも、ずうっと考えちゃう。だって「こぶ」の中身がわかれば、他のことについてもわかるような気がするんだ。
