Here's info on it as taken from Wikipedia.

Introduction

"Where there is light, shadows lurk and fear reigns... yet by the blade of Knights, mankind was given hope..."-Ward SextonGaro focuses on the life of Makai Knight Saejima Kouga, who protects humanity against their own dark demonic manifestations called "Horrors". In his quest to purge ( Read more... )

( Cut for spoilers )