Having just finished collaborating on the Statue of Liberty, Gustave Eiffel is at the high-point of his career. The French government has requested he create something spectacular for the "Exposition Universelle" of 1889 in Paris but Gustave Eiffel is only interested in the city's subway project. His life is turned upside-down when the great lost love from his youth reappears. Their secret affair will inspire him to change the face of Paris forever.