Rinne Nomukou

is a Japanese light novel series written by Yukiya Akatsuki, with illustrations by Aoi Aikawa. The series began publication on April 10, 2004 by ASCII Media Works under their Dengeki Bunko publishing imprint.

Synopsis
At the park where Aoi Tsuji, a high school girl, suddenly entered to take a shortcut, she saw a boy and a young man licking the blood flowing from the girl's arm. Appearance ... And when I met the duo again.