The shooting of a Chinese liquor store owner in LA brings Harry Bosch back to the Rodney King riots & the moment a stranger gave a young cop sanctuary. Now the debt must be repaid & Harry soon discovers the old man's death was no ordinary hold-up. Homing in on clues disregarded by the cops on the scene Harry builds a picture of corruption & intimidation with the local Triads at the heart of it. But as he tries to build a case & breach the impenetrable wall of silence in the local community he finds he is taking a dragon by the tail
- a dragon whose talons reach well beyond LA & even the States. Suddenly the most precious thing in Harry's life is under threat & he will need to leave the familiarity of his home turf alone & without backup if he is going to stop his worst nightmare from happening.