Thaimí, a beautiful and talented fisherman's daughter, becomes a celebrated night club singer as she is torn by the love of two men who happen to be brothers.

Carlos, a former factory worker of humble origins, has made millions - but the upper class refuses to accept him as one of their own. Meanwhile, Barbara, the spoiled daughter of an industrialist, is to enter into a loveless marriage of convenience. Tensions arise when the two fall madly in love.