Some guy named Ethan Davis has been texting Cassie. He seems to know all about her-but she can't place him. He's not in Bridgewater High's yearbook either. Cassie thinks one of her friends is punking her. But she can't ignore the strange coincidences-like how Ethan looks just like the guy in her nightmares. Cassie's search for Ethan leads her to a shocking discovery-and a struggle for her life. Will Cassie be able to break free from her mysterious stalker?