Plot Summary:A lighthouse on a lonely coast of New Zealand is looked after by lighthouse keeper William Kell. Kell marries Eileen, a dancer in a cabaret, who winds up having an affair with Kell's assistant, Cass. Eileen then begins flirting with a stranger, Kingsley, an absconder who is rescued from the wreck of a motor launch. Kingsley and Cass quarrel; the woman rushes upon the scene with a revolver, fires blindly, and Cass Is shot dead.