Masque of the Wolf おおかみかくし (Ōkami Kakushi)

Alternative Name: 神隐之狼 (Shén Yǐn Zhī Láng)

Genre: Horror, Magic, Supernatural, Occult, School, Wolves, Mystery, 

               Drama, Psychological, Thriller, Village

Description: 

Kuzumi Hiroshi moves with his crippled sister and his father to the remote city of Jouga, which is famous for its hassaku citrus and the rumors that a species of enormous wolves once lived in the area. While some of the residents are more than friendly, when people begin to vanish suddenly, it becomes apparent that something sinister is afoot...

Episode: 12

Original Run: January 7, 2010 – March 25, 2010

Studio: AIC

List of Songs (directly to CrimNight Muse Garden)

1. Toki no Mukou Maboroshi no Sora           [Opening]

2. ~Tsukishirube~                                                   [Ending]
3. Joga no Hassaku                                                   [Insert]

Ookami Kakushi Original Soundtrack
1. The Beginning Of The End
2. Yuushigure

Manga

1. Okami Kakushi: Keshi Murasaki no Shou

Published: December 28, 2009 – November 4, 2010
Volume: 3

2. Okami Kakushi: Kokihi no Shou

Published: November 27, 2009 – January 27, 2011
Volume: 2

Light Novel: Okami Kakushi 

Published: March 18, 2010 – March 18, 2011
Volume: 3

Here is the preview: