Damon Vincenti, a young vineyard worker, has a beautiful tenor voice and dreams of becoming a great opera singer. He debuts at Lardelli's Italian restaurant in San Francisco, where he is spotted by Kendall Hale, a society girl who enjoys launching young artists while making them her lovers before dumping them after use. Damon is no exception to the rule: he becomes famous but Kendall leaves him abruptly. He feels so affected that he must give up singing. In Mexico, where he has got back in touch with his inner self, Damon meets Juana Montès.They are happy and get married. But Kendall is still around...