AyoungCanadiannurse(Betsy)comestotheWestIndiestocareforJessica,thewifeofaplantationmanager(PaulHolland).Jessicaseemstobesufferingfromakindofmentalparalysisasaresultoffever.WhenshefallsinlovewithPaul,BetsydeterminestocureJessicaevenifsheneedstouseavoodooceremony,togivePaulwhatshethinkshewants.