The Eldest Lady's Little Follower of the Devil

During the battle between the Demon King and the Hero, they traveled to another continent. The Demon King discovered that there is no magic power in the new continent. They are all cultivators. Why am I born with no veins? Miss Genius saw that he was pitiful and took him in, and from then on he became Miss Genius's follower. He found his partner, a rabbit who can make medicine, and a girl with glasses from the earth. See how the Demon King plays with the different world.