 Lonely and alone, Helena arouses a passion for endocrinologist Carlos Alberto (José Mayer), and has her feelings matched.But Carlos is committed to a possessive Paula (Carolina Ferraz), madly in love with him, who suffers from constant bouts of jealousy.Her parents, Zuleika (Eva Wilma) and Rômulo (Cláudio Correia e Castro), are looking forward to or marrying their daughter with Carlos, who will save the family from financial decline.