Two Scotland Yard detectives investigate the murder of a young woman of mixed race who had been passing for white. As they interview a spate of suspects -- including the girl's white boyfriend and his disapproving parents -- the detectives wade through a stubbornly entrenched sludge of racism and bigotry.

Madeleine's middle-class family cannot understand why she puts off marrying a respectable young man, as they know nothing about her long-term affair with a Frenchman.

In the Victorian period, two British children survive a shipwreck in the South Pacific. After days afloat, they are marooned on a lush tropical island in the company of kindly old sailor. Together they survive solely on their resourcefulness and the bounty of their remote paradise.