Some 20 years have passed since the protagonist was summoned to another world and retired from the army. He is still single in his 40s and lives as a low-ranking professor, until one day, an elite 'monster girl' transfers into his class.

In a far place in a far country theres a mansion where a demon girl lives. One day there was a huge storm outside, so in order to protect himself a mysterious boy named Adam enters the mansion. And so they meet...the little demon girl and the mysterious b

Welcome to Demon School. Hopeless pushover Iruma Suzuki has found himself in a devil of a predicament. His trashy parents have sold off his soul, and he now has to live and attend school in the Netherworld. But with his unique survival skills and doting d

Today, we live in an age of diversity. The phrase