After Akira Ninomiya miraculously survives a brutal attack by an unknown assailant wearing a "monster mask," he becomes fixated on finding the...

Norio and his girlfriend, Mari Tanabe, have been dating for three years. They lived a peaceful life until one summer day, where Norio comes home to...

Kei Watanabe is a fifth grade elementary school student. He has inherited the hunter's blood to hunt yōkai. To save the world from being destroyed,...