Ruth's film company leases Legend Island from Lorna Scotty, but Ruth soon wonders whether it was a wise decision to deal with Miss Scotty. Lorna is accused of stealing a necklace and swears that she is innocent. Ruth feels that Lorna is a good person and has done nothing wrong, but she worries that she may have misjudged Lorna. At Legend Island, the film company faces endless problems as the superstitious island natives resent their presence. Led by the insane Yami, the natives believe that Ruth is evil and has brought evil to their island. The natives interfere in the filming and cause endless delays. Ruth's troubles worsen as a disgruntled former employee arrives on the island, causing more trouble. Lorna's former fiancé also arrives and tries to kidnap her! Soon, Yami attempts to lead an uprising against the film company. Ruth and Helen have a strong foreboding that something terrible will happen—and it does! Ruth and her friends face almost certain death, trapped on the island, unless Ruth can somehow summon help.