9 : Studying In The Netherworld -

As the school year at Babyls Demon School approaches its end-of-term break (the Netherworld's equivalent of summer vacation), the students face their greatest obstacle: the .

This arc leads into the introduction of Balam Shichiro , a teacher specializing in imaginary beasts who eventually helps Iruma due to their shared "differences" from typical demons. 9 : Studying in the Netherworld

Professor Kalego announces that any student who fails even a single subject must attend remedial classes during their entire break. As the school year at Babyls Demon School

For those watching, this episode is available on platforms like Crunchyroll and Prime Video . 9 : Studying in the Netherworld