The Yellow Dragon

A brilliant scientist, Dr Luke Butler, has discovered a bactericide which will eradicate the curse of the citrus growing industry: the citrus greening disease (also known as HLB)*. He fails to turn up at a press conference to announce his discovery to the world. Hours later the police find his dead body on a lonely stretch of beach south of Adelaide. DCI George Washington is on the job to find the killerDuring his investigation he runs into the Yellow Dragon Motorcycle gang, some people calling themselves the Yellow Dragon and a bunch of greedy scientists, former colleagues of the victim.But who killed Dr Luke Butler?*HLB = Huang Long Bing = Yellow Dragon Disease.