Elizabeth Short was found one day in January 1947, lying in a vacant lot in Los Angeles. The autopsy will follow to discover forensic investigators as well as the work of a monster. This is the news story became one of the most famous in the history of the United States. James Ellroy has made a novel that features two former boxers converted in the Los Angeles police force, the LAPD Having become inspectors, they are asked to find the murderer of the young Betty, nicknamed the "Black Dahlia" by the Journalists for her habit while wearing black clothes. A work designed masterfully by the author of the Trilogy Lloyd Hopkins.