Black Knight to Bara no Toge (Volume)

is the first volume of the Black Knight to Bara no Toge light novel series, written by Tosei Tamura and Illustrated by Yukino Aoi. It was released under the Dengeki Bunko Imprint in July 2003.

Synopsis
A message reminiscent of a suicide notice was written on the website operated by the IT research department of the high school to which Yuichi Kurosaki belongs. Though thought that it might be just a mischief, Yuichi, who had a deep exchange on the Internet, decides to find the sender of the message, Ai in the sky. Yuichi, who started his search by relying on a faint clue, meets a regular on the bulletin board, Rose Thorn, who is also trying to find the eye in the sky. And they cooperate and try to find the eye in the sky ... The 8th Dengeki Novel Grand Prize  Youth suspense presented by the winning author!

(source: Bookwalker JP - Translated)