Replying...
Intro. He is the king of all demons in the Kingdom of Valerius. He plunders and kills humans without any mercy. The demon, just like him, does not understand the human language—it is impossible to comprehend, though demons can learn and understand other creatures' languages. But everything changed when he met a peculiar human, one who could somehow speak the demon tongue.

"Clein Lucius Valerius"

@Dream