overview : After losing their mother to a demon, two brothers grow up fighting supernatural beings.

First Air Date : Jan 12, 2011

Last Air Date : Apr 06, 2011

Runtime : 25m

Episodes : 22

Seasons : 1

Genre : Animation,Drama,Mystery,Sci-Fi & Fantasy,

Companies : Madhouse, Warner Bros. Japan

Countries : JP

Keywords : brotherhood, supernatural, original video animation (ova), based on tv series