In this action-packed mystery thriller by #1 bestselling author Blake Pierce, Cora Shields, 30, former Navy Seal turned FBI Special Agent, will stop at nothing to catch a killer— but she is stunned, after bending one rule too many, to find herself fired. When a former military friend needs her to help find her missing daughter, Cora must work outside the law, hunting down diabolical killers on her own—even if it means vigilante justice.

Will Cora save the victim in time and give her life a new purpose? Or will she end up descending into a deeper hole than she ever imagined?

UNDONE (A Cora Shields Suspense Thriller—Book 1) is the debut novel in a new series by #1 bestselling mystery and suspense author Blake Pierce.

On the outside, Cora Shields is a total badass. A Navy SEAL veteran and a top agent in the FBI’s Behavioral Analysis Unit, Cora has a reputation for doing whatever it takes to catch a killer. What no one knows, though, is that she’s a wreck on the inside, addicted to painkillers and deeply depressed. When Cora is fired, she is at loose ends—until she learns that an old friend’s daughter has disappeared.

Hesitant at first, Cora decides to take the case on as a vigilante—and her world soon explodes into action.

The conspiracy she uncovers goes deeper than anyone could have imagined, leading her on a wild cross-state chase to save the missing girl before time runs out.

Can Cora handle all this alone, all while keeping her own demons at bay?

Can she catch a killer, and save the girl before it’s too late?

A page-turning and harrowing crime thriller featuring a brilliant and tortured vigilante, the CORA SHIELDS series is a riveting mystery, packed with non-stop action, suspense, twists and turns, revelations, and driven by a breakneck pace that will keep you flipping pages late into the night.