Carolyn is a Fallen Angel. She used to be an Angel but she was always different and didn't really scream Angel material because she always questioned Gods rules. One day she was cast out from heaven for being an outcast, so she fell to hell to become a demon but even in hell they didn't want her, so they sent her to Earth to hide away as a Fallen Angel. Once an Angel becomes Fallen the Arc Angels are sent down from Heaven to kill them, so Carolyn always has to live in fear. One day when she's being hunted she bumps into this boy with pure blue eyes, and long black hair that helps her. After that day Carolyn can't stop thinking about the boy with the blue eyes. So she decides to find him to become his Guardian Angel. Andy Biersack aspires to become a rock and roll musician but he feels like he has no inspiration, but one day when he saves this beautiful dark haired girl with green eyes, he feels like he has finally found his muse. Later he finds out that his inspiration is a Fallen Angel and he starts falling for her. But can a Fallen Angel truly love a Human?