When Rin was five Lucifer found him, and took him to Gehenna.
Years later he go back to Assiah, because he need to complete a task to become a demon king...but Yukio is there too.
Sorry for my bad English
When Rin was five Lucifer found him, and took him to Gehenna.
Years later he go back to Assiah, because he need to complete a task to become a demon king...but Yukio is there too.
Sorry for my bad English