Defense attorney Mickey Haller is back, taking the long shot cases, where the chances of winning are one in a million. After getting a wrongfully convicted man out of prison, he is inundated with pleas from incarcerated people claiming innocence. He enlists his half brother, retired LAPD Detective Harry Bosch, to weed through the letters, knowing most claims will be false.

Bosch pulls a needle from the haystack: a woman in prison for killing her husband, a sheriff’s deputy, but who still maintains her innocence. Bosch reviews the case and sees elements that don’t add up, and a sheriff’s department intent on bringing quick justice in the killing of one of its own.

Now Haller has