Building is Howard's passion, and he is so absorbed in his plans to build an elaborate resort in the Blue Mountains of Australia that he ignores certain obvious signals that his business partner is not entirely on the up-and-up. After a brush fire destroys the resort, an insurance investigator comes nosing around, whom Howard's partner deals with in a drastic manner. By the time Lloyds of London's senior investigator George Engels (James Mason in one of his last roles) arrives on the scene, Howard (Tom Skerritt) is anxious to set things to rights.
Harry Wingate, a rugged adventurer, is hired by a gem collector to retrieve a priceless opal, known as "The Blue Lightning," from Lester McInally, a super-criminal with an army of killers operating in the Australian outback.
The movers and shakers in Singapore get involved in behind-the-scenes political and business activities, romantic entanglements, and murder. Nicol Williamson plays the wealthiest man in Southeast Asia. Barbara Hershey is his married antagonistic daughter who starts an affair with an ambitious American banker (Bruce Boxleitner) and who also seems to have the attention of her father.
