Kirisaki Syndrome

is a Japanese light novel series written by Miroku Kobayashi, with illustrations by Yasuhiro Ikeda. The series began publication on November 10, 2011 by ASCII Media Works under their Dengeki Bunko publishing imprint.

Synopsis
"Ah ... didn't you kill me yesterday?"

Haruhiko, a boy who was suddenly killed one day and revived for some reason the next day. The one who killed was a junior girl who attends the same school, the crescent moon. Haruhiko, who recently speculated that she might be the rumored "severing demon" in the streets, called out to the crescent moon at the entrance the next day ...?

Who is the crescent moon away?

Why did Haruhiko come back?

At the intersection of the two mysteries, the shadow of "a non-human" wriggles ...