A brief description of the manga Maou No Ore Ga Dorei Elf Wo Yome Ni Shitanda Ga, Dou Medereba Ii?:
People think of Zagan as an evil magician and therefore fear him. Socially awkward and sharp on the tongue, he spends his days studying magic and beating up any violators of his territory. One day he was invited to an underground auction, where he met an elf girl slave of incomparable beauty called Nephie. Having fallen in love with her at first sight, Zagan spent all his wealth to buy her. Being a terrible conversationalist, he can’t get along with her.
Thus began the adventures of a magician who does not know how to express his love and an elf – a girl. She seeks to repay her master, but has no idea how to do it…