The 9th Prince of Gehenna

Rin and Yukio never grow up together and Rin was raised in Gehenna. Rin was born as a full demon and Yukio a full human. When the Cram School kids go to class to see who may became Tamers. Though they are in for a big surprise when Bon goes to try summoning his familiar. Join the gang as their already strange world is turned even more upside down. Watch as new truths come to light.