Fifteen months after bringing his mother"s killer to justice, Bosch finds himself seeking the... Fifteen months after bringing his mother"s killer to justice, Bosch finds himself seeking the truth on two fronts. New evidence in an old case leaves everyone wondering whether Bosch planted evidence to convict the wrong guy. And a murder at a Hollywood pharmacy exposes a sophisticated opioid pill mill, sending Bosch down a dark and perilous path in pursuit of the killers.