Maou no Ore ga Dorei Elf o Yome ni Shitanda ga, Dou Medereba Ii?

Zagan is feared as an evil mage, he is awkward and has a sharp tongue, and once again had to put down thieves that encroached on his territory when he was researching that morning. In a dark auction, he finds a white slave elf, Nephie, who holds a...