The narrative revolves around 16-year-old student Hiroshi Kuzumi who has recently relocated to the picturesque village of Jogamachi, situated in the mountains far removed from urban areas. This quaint settlement is separated by a river that divides old and new Jogamachi. Despite feeling somewhat disoriented by his new surroundings, Hiroshi gradually adapts to his new way of life. He finds acceptance among his classmates except for Nemuru Kushinada, the aloof president of their class who cautions him to steer clear of old Jogamachi. However, it is in this very area that Hiroshi encounters fear and enigma.
Ookamikakushi is an adaptation of the 2009 PlayStation Portable visual novel of the same name, developed and published by Konami.The anime was released on DVD and Blu-ray by Sentai Filmworks as Okamikakushi: Masque of the Wolf on May 28, 2013 and December 16, 2014 respectively.