Founded in 1918, the OCME has evolved over decades of technological triumphs and all-too human failure to its modern-day incarnation as the foremost forensics lab in the world, investigating an average caseload of over 15,000 suspicious deaths a year. This is the behind-the-scenes chronicle of public service and private vendettas, of blood in the streets and back-room bloodbaths, and of the criminal cases that made history and headlines.