The murder of John Li, a South L.A. liquor store owner, hits LAPD Detective Harry Bosch hard, and he promises Li's family that he'll find the killer. As he uncovers a link to a Hong Kong triad--a lethal and far-reaching crime ring that follows many immigrants to their new lives in the U.S.--his world instantly explodes and the person he holds most dear is taken from him.

Crime-solving cowboys Gus 'Old Red' and Otto 'Big Red' Amlingmeyer are wandering around San Francisco when they stumble onto another mystery to be solved: the death of their acquaintance, Dr. Chan. It turns out that no one wants this mystery solved, but that doesn't stop the brothers from riling up the locals with their heavy-handed investigations.