"With the execution of a serial killer known as the Artiste, Cheyenne Donegal thinks a grim part of her past is finally put to rest. Her cousin had been the twisted killer's final victim, and then-teenage Cheyenne was integral in bringing him to justice. That tragedy drove her to become an FBI agent. And now she's back in Louisiana because someone is murdering young women in the same manner as the Artiste. Krewe of Hunters agent Andre Broussard has...