Oda Akira, a teen with the power to go unnoticed gets transported to a fantasy world with his class. Asked to fight a demon, he grows suspicious of the royal family and sneaks around for answers while weighing his loyalty to his peers.

Haruaki Abe is happy to finally fulfill his dream of becoming a teacher. That happiness is short-lived after he arrives at Hyakki Academy and finds out the school is full of monsters! Can Abe overcome his cowardice and get his supernatural students under control? Join the timid teacher and his bizarre class for a tale of ghoulish mischief and paranormal education.