Mahrous moves from the countryside to Cairo to prepare for boxing matches. Mahrous slips before the seductions of the dancer Shushu, who tricks him into trapping him in order to prevent him from winning the decisive matches, at the instigation of his rivals. Mahrous meets Mona, an upright girl who admires his personality, is convinced of his sincerity, and pushes him to win, as well as encourages him to train.