Rainbow Isle is a story of a father's investment in the futures of his sons. The father, Diego Vega, is determined to shape successful lives for them both. The elder son, Diego Arsenio Vega, leaves his homeland, Guatemala, for medical school in the United States and becomes a young and brilliant cosmetic surgeon in Los Angeles. Over two decades, he amasses great wealth and well-deserved recognition. During the same time period the younger son, Luis Alejandro, remains at home growing the family business, his father's legacy, The Vega Coffee Company, marries and raises three children with his wife, Roberta. With the impending death of the father, Luis contacts his brother and asks him to come home. Now, after a two decades-long absence, Diego must return home to help take care of end of life affairs for his father. There are prices to be paid, but by whom? Rainbow Isle is a unique story of father and sons played out in modern times.