Brooke Maguire exacts revenge on her commercial rivals if they displease her. She's a girl who isn't quite what she seems but is she also a serial killer? Probably, but she only eliminates people who really annoy her.
The men and women of the Serial Killer Team down at One Police Paza have her on their list, if they could only identify her, but her ability to assume the persona and looks of glamorous stars while she kills gives rise to the name newspapers use and television reporters broadcast - Siren.