After witnessing a violent death, Cassidy feels an inexplicable pull toward the masked killer. She should be terrified. Especially when he starts spying on her. But even more so, when he begins creeping into her bedroom each night... Highest #1 in ALL categories -- Dark Romance, Obsession, Killer, Stalker, Twisted Romance, Secret Relationship, Innocence, Morally Grey, Mask, Thriller Romance, and Secret Killer.