Plot Summary:From back-breaking labour in the coal mines, Tyvian Jones, a confident, masculine and crude man from Wales finds himself among the artistic and glamorous people at the Venice Film Festival. As the author of "L'etranger en Enter", his autobiography, Tyvian cashes out his very first novel's big success by selling the film rights and now, as a contestant, he awaits the festival's reaction on his movie. By his side stands Francesca, his lovely, deeply in love with him young fiancée who is also assistant to the film director. When Francesca reluctantly flies to Rome for a conference, Tyvian returns to his cottage in Torcello, only to find Eva, a mysterious, seductive blond woman with her escort occupying his place. All wet from the night's heavy downpour, Eva's feminine physique that pulsates with magnetism demands Tyvian's immediate attention, who like a moth to a flame, is irresistibly drawn closer to this dangerous siren. Until now, no woman had such an effect on Tyvian's arrogant ego who different from what he was accustomed to, he is now taunted, tempted, teased and finally, seduced beyond reason forsaking his vows to Francesca. Sooner or later, Tyvian will accept the fact that he stands powerless before this heartless modern Circe, but in the meantime, what will become of innocent Francesca who is trapped in the middle?
琼斯（斯坦利·贝克 Stanley Baker 饰）是一名年轻而又前途无量的作家，他的女友是名声大噪的女明星弗朗西斯卡（维尔娜·丽丝 Virna Lisi 饰），两人相爱多年，刚刚决定订婚携手步入婚姻的殿堂。某日，琼斯回到了自己远在托尔塞洛的房子里，在那里，他意外的发现了一位楚楚可怜的金发美人艾娃（让娜·莫罗 Jeanne Moreau 饰）。 艾娃的出现让琼斯的内心产生了极大的震撼，他感到自己压抑已久的情欲正在蠢蠢欲动，但与此同时，他对于弗朗西斯卡的忠诚带给了弗朗西斯卡心智非常严峻的考验，令他备受折磨。在艾娃不断的挑逗和诱惑之中，琼斯是否能够坚守住自己的底线呢？
