Jacob Singer, wounded in Vietnam, returns home to New York. Tormented by memories of his son and the horrors of war, Jacob gradually loses touch with reality. His beautiful girlfriend only adds to the confusion, drawing Jacob into a web of sexual intrigue. But in the end, it turns out that only his friend Louis is the only person Jacob can count on. Things take an even darker turn when he learns that his comrades-in-arms are suffering from similar hallucinations.