Ellen, a successful astronomer, cares for her mentally-ill sister, Cissy, who keeps a variety of primates in the home they inherited from their anthropologist father. When Ellen begins a rom... Read allEllen, a successful astronomer, cares for her mentally-ill sister, Cissy, who keeps a variety of primates in the home they inherited from their anthropologist father. When Ellen begins a romance, Cissy's jealousy proves deadly.Ellen, a successful astronomer, cares for her mentally-ill sister, Cissy, who keeps a variety of primates in the home they inherited from their anthropologist father. When Ellen begins a romance, Cissy's jealousy proves deadly.
