The lessons of immigration explained in three stories of hope deluded: illegal seasonal farmworkers hired under miserable living and working conditions for the tomato harvest in Almeria, Spain; Adam, who left the Ivory Coast and crossed the deserts of Mauritania and Morocco, heading toward the border with Spain where, like thousands of others, he tries to escape the attempts of the Moroccan police to repatriate him; the tragic situation of Bakary Fofana, a village on the border between Mali and Mauritania, where desertification is steadily advancing.