The Demon Leo and the Human Vivi

A young demon king (age: 115 ) called Leo wants to experience a normal life as a human but is hated by the entire human race. He decides to cast a spell on himself that allows him to become a human for 1 year before he turns back to his normal form. Leo finds a young human girl (aged: 14) called Vivi that has decided to show Leo around but the only problem is that she hates the Demon King. Leo will have to hide being the demon from Vivi. It might be hard since he will turn back into his normal form in a year but that won't stop Leo from having fun. Follow the adventure of "The Demon Leo and the Human Vivi"