Bosch's first job calls him to the estate of ailing billionaire Whitney Vance, where he is tasked with finding Vance�s only potential heir. Along the way, Bosch finds himself clashing with powerful figures who have a vested interest in the heir not being found. Bosch finds an invaluable resource in Maurice �Mo� Bassi, a tech-forward gadget whiz who also shares Bosch�s fondness for smooth jazz and commitment to justice.