UN CORAZON PARA DOS is a heartrending story of young love a sacrifice. Valeria lives with her fiance Javier and is being treated for a heart condition. Valeria's neighbor Bernardo has been admiring her from a far but has not gathered the courage to express his true feelings. Bernardo decides that he must confront Valeria and let her know how he truly feels. First he consults with a doctor to see to his ever worsening headaches. When Bernardo learns the truth about Valeria's heart condition he must make the biggest decision of his life.