Incubus Online: Buy One, Get One Free
"I told you long ago—you need to change that demonic temper of yours. Even if she doesn't drive me away, only you, I'll still suffer since we're twins. If anything happens to your life, I won't fare much better."
"The Administration clearly states that before signing a contract, demons can live normally as long as they don't cause trouble. But demons are born with vicious natures. To survive safely and normally, they must be restrained by humans. Once they come of age, they're required to find a human to contract with and register with the Administration. Otherwise, they'll be purged and destroyed.
"After signing a contract, demons are subject to their master's discipline. Once abandoned by