The movie The Blood Oranges tells the story of a married couple looking to put some excitement back into their lives. Cyril and Fiona take a trip to a tropical island to allow them to act out their fantasies. At this location they meet another married couple Catherine and Hugh. This couple is on vacation with their children but are also looking to spice up their love life. Hugh works as a photographer. He specializes in taking pictures of naked women. The couple finds this interesting. They decide to do something they have never done and exchange spouses. A sexual relationship begins between Cyril and Catherine. Hugh and Fiona have a relationship of their own. As the couples get move involved with each other trouble begins and their fantasies turn into nightmares.