FBI Agent Ella Dark has studied serial killers from the time she could read, devastated by the murder of her own sister, and has gained an encyclopedic knowledge of murderers. A murderer obsessed with past serial killers seems to be copycatting their work-but with one curious difference. Can Ella piece together what he is hinting at? Or will this diabolical killer outsmart her? "A MASTERPIECE OF THRILLER AND MYSTERY. Blake Pierce did a magnificent job developing characters with a psychological side so well described that we feel inside their minds, follow their fears and cheer for their success. Full of twists, this book will keep you awake until the turn of the last page." --Books and Movie Reviews, Roberto Mattos (re Once Gone) GIRL, EXPENDABLE (An Ella Dark FBI Suspense Thriller) is book #9 in a long-anticipated new series by #1 bestseller and USA Today bestselling author Blake Pierce, whose bestseller Once Gone (a free download) has received over 1,000 five star reviews. FBI Agent Ella Dark, 29, is given her big chance to achieve her life's dream: to join the Behavioral Crimes Unit. Ella's hidden obsession of gaining an encyclopedic knowledge of serial killers has led to her being singled out for her brilliant mind, and invited to join the big leagues. But what is Ella overlooking about these latest murders? And can she figure it out in time to save the next victim's life? A page-turning and harrowing crime thriller featuring a brilliant and tortured FBI agent, the ELLA DARK series is a riveting mystery, packed with suspense, twists and turns, revelations, and driven by a breakneck pace that will keep you flipping pages late into the night. Books #10-#11 are also available!