Antonio dives for sponges which are sold by his sweetheart Rossana. One day, the escaped prisoner José-Luis appears and is hid by his friend Antonio. Although José-Luis does not want to betray his friend, a love affair with tragic consequences between him and Rossana develops. The Net was one of Mexico's entries at the 1953 Cannes Film Festival.

The film features Fernandez himself as a character named Rogellio Torres. The lion's share of the footage, however, is devoted to the romance between Esperanza, granddaughter of a common laborer, and Jose Luis Castro, the firebrand son of a landowner. Joining a revolutionary movements, Castro is disowned by his father, but Esperanza remains loyally by his side. Later on, Castro's father is killed by outlaws; in seeking vengeance, he sacrifices his own life, while Esperanza carries on his revolutionary work with their young son in tow.

1948 film by Emilio Fernández

Mercedes works as a cabaret performer to pay for her sister's studies. Problems begin when Mercedes and Paco, her exploiter, win a dance contest, but he refuses to share the prize with her.