Beauty and the Beast: The Hunting

Alice Smith is an FBI agent, searching for an important person. She also has a special ability, her Father used to say it was a curse. She is a Demon. No, she is Darkness itself. A man mysteriously comes to her, telling her he was her new partner. Unfortunately, he is an intolerable annoyance to her. This reminds her of her past. Somehow, there was love in the Beast and she fell in love. Can they hunt for the enemies?