Ork.

Takumi Kijima is an art student who has closed his heart off after having lost both parents. One day, a witch appears before him and bestows upon Takumi an Ork Stone, an object that grants its user the power to see the future. In one vision, Takumi sees his childhood friend Nozomi Shirai being killed by a mysterious red creature named Gowm. To prevent such a future from happening, Takumi transforms into Ork in order to fight Gowm and protect Nozomi.