The forthright young woman, dressed in white and with loose-flowing hair in the wind [in contrast to the dress and coiffure of his fiancee], first gives him an education on proper golf etiquette and scolds him for talking while she is swinging:Susan: You shouldn""t do that, you know.At first, he is horrified by the idea, but she persuasively suggests:...then overturn the boat...it will look like an accident.He violently struggles with her (both emotionally and physically), first by strangling her, shaking her, and pushing her away.They soon become affected by a "psychic photograph" of a bloody series of historic murders committed there.]Plot SynopsisThe title sequence, accompanied by Saul Bass""s title designs and Bernard Herrmann""s chase theme music, starts with an unnatural, pale green screen that is soon shot across with upper-right o lower-left diagonal lines and vertical lines - gridlines that appear to make the green surface look like the gridwork of graph paper.