When fresh-faced college student Chelsea Hart is found murdered in East River Park, her wavy blond hair brutally hacked off, NYPD detective Ellie Hatcher catches the case--and finds herself under the watchful eye of a psychopath eager to add the prideful young female detective to his list of victims.

When college coed Megan Gunther is murdered after she receives threats on the Internet, NYPD detectives Ellie Hatcher and J. J. Rogan investigate the crime and its links to other murders and accelerate their efforts once Megan's roommate goes missing.

While investigating the suicide of sixteen-year-old Julia Whitmire, whose famous parents believe that she was murdered, NYPD Detective Ellie Hatcher discovers that Julia was engaged in a dangerous game of cyberbullying against an unlikely victim.