Hazel, who reincarnated as an evil witch, saves and raises two siblings she found eating a gingerbread house. But soon, she is falsely accused of kidnapping the Duke’s siblings! Thanks to the children, she ends up as the nanny for the Duke's household. However, the Duke insists, "The Duke doesn't marry witches, and certainly not nannies." Hazel has no intention of marrying him either and plans to quietly leave after raising the children.