Wahdan is the chief of one of the Nile islands. He has a daughter named Nesma, who lives with him after his wife's death. Nesma refuses to marry her cousin according to the island's traditions. One night, Wahdan and his nephew, Musalhi, save a young man named Galal who threw himself into the Nile to commit suicide. Galal lives in Musalhi's house, and a love story develops between Galal and Nesma.