By not losing her job Sarah accepted the new job proposal by her boss Michael, who was sending her to Detroit to write a real story about a serial killer. Sarah will work very closely together with two of the Detectives in charge of this case. Sarah will fall in love in one of Detectives. She will be kidnapped by the real serial killer , where she will fight for her life. At the end of the book , Sarah will return home in Chicago, when she will be attacked once again by the serial killer in her own house. She will manage to kill him with the gun . When Detective Louise finds out what has happened to her , he will take the first flight to Chicago . Sarah became very much successful on her new story and loved by her partner Louise who has finally moved to live with her in Chicago. One day when Sarah has collecting her emails, she was shocked by the last letter.. ‘Im watching you.