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After running away from his very first teaching job, Haruaki Abe is not sure if he's cut out to be a teacher. He's cowardly, easily bullied, and has an unhealthy fetish for sailor uniforms. When he gets a new job offer to teach at a high school located on a remote island, he is determined to start fresh and be the best educator he can be - until he learns that his new place of employment is actually a school for youkai! Will Abe-sensei be able to handle a classroom full of rambunctious, supernatural mischief-makers? Or will the students of Hyakki Academy drive their timid teacher to an early grave?
When young Megumi Kawamura sends a letter asking Kitarou to investigate the whereabouts of her father, the young youkai immediately sets off to find him. As he arrives on Baruru Island, Kitarou discovers that for many years, any Japanese man who has set foot on the nearby mountain has been spirited away by the resident youkai, Akamata. As Kitarou heads into the jungle to rescue Megumi’s father, he meets with the malevolent entity that proceeds to drain his very essence. Now, with the various youkai of Baruru Island preparing to wage war with Japan and invoking the power of their God, Zeokuronodon, Kitarou must try to stop them and return Mr. Kawamura to his daughter. Though, when the Baruru Island youkai force a strange drink upon him, will it even be possible?