Broadway star Sally is successful, famous and working on a new musical. But she's in love with ex-husband Jake, and his absence creates a void in her life. Despite her loneliness, she doesn't reciprocate when a fan, Douglas, starts sending her letters. This angers the delusional admirer so much that he starts getting violent. With secretary Belle and others caught up in the drama, Sally's career and well-being are jeopardized.