Celia and Fernando, a couple suddenly alone after their only daughter marries, embark on a cruise to the Caribbean islands to revitalize their own sagging marriage. With the complicity of another passenger, the mysterious Julieta, Celia and Fernando lose themselves and their inhibitions as they turn to others to fulfill their fantasies of passion and destruction. As visitors on exotic soils, made delirious by the heat and their own heady lusts, the aging lovers mix fantasy and reality until their wild adventure burns itself out, nearly taking them with it.