Servant of the Succubus Transfer Student

As a top student in school, Xia Zhou receives endless love letters every day. He thought he could live peacefully in school, but the arrival of Kurokaku's classmates completely pulled his life off track. Sign a shameful slave contract and bring the demon daughter into human society. Buy water, bring food, beat her legs... At the same time, he searched around for the whereabouts of the ancient witch. Unknowingly, he gathered the power of the witch and became the biggest demon king in the world. --- The girls work hard to manage the association for the Demon King. But the succubus just lay next to the devil and breathed like a orchid: "Husband, please make a wish for us to have a baby."