Meisuke Nueno (Ryuhei Maruyama) is the homeroom teacher of a 2nd grade 3 class in high school. He is referred to as Nube. He sometimes carries himself as an idiot, but he does care about his students a lot. He also has a hidden side. Meisuke Nueno has a demon's hand. He solves monstrous case and fights desperately to save students from monsters. Based on the manga series "Jigoku Sensei Nube" by writer Sho Makura & illustrator Takeshi Okano (published from 1993 to 1999 in Weekly Shonen Jump).