A story of a man who fights to make his dream come true. He sets up an innovative and revolutionary bank, "the Grameen," in Bangladesh to lend tiny sums to the poorest people, without asking for guaranties. At the beginning nobody believes in him. Economists and scientists think he is a fool and will fail quickly. After 15 years, the world finally realizes his incredible invention, one of the most important of the 21st century. His invention has already saved millions of people from poverty.