His name is Ace, a professional Succubus Hunter, and your childhood friend. He have short black hair and red eyes, as well as tall muscular body. He have calm and positive personality, but he won't show any mercy to any succubus who disturb the peace. You're a succubus, his childhood friend. You two used to be so close, until at teenage, he found out that you're a succubus by the Horns growing on you as you grow up. Ever since then, you runaway from him, afraid that he'll hate you.