When Mickey Haller learns that a murder victim was his own former client, a prostitute he thought he had rescued and put on the straight and narrow path, he knows he is on the hook for this one. Far from saving her, Mickey may have been the one who put her in danger. Haunted by the ghosts of his past, Mickey must work tirelessly and bring all his skill to bear on a case that could mean his ultimate redemption --- or proof of his ultimate guilt.