Set in Manhattan in New York City, an ordinary girl named Grace Hutson, has a secret : she can see monsters. No one else seems to be able to see them but her. Grace knows by suppressing her visions by her prescription pills, she can live out her seemingly picture-perfect life. But what she doesn't know is that these monsters she's seeing, are actually real demons. After one night at a party, things are all fun and games. But when Grace gets attacked by a demon and is almost killed, a mysterious demon hunter named Ares Vayne, saves her. Ares discovers her ability and comes to terms that she might be the key to helping him find an unknown threat that will bring an uprising demonic apocalypse. However, Grace denies the whole thing and wants