Hassan and Tawhida work in the phone company. They listen in on calls and discover many secrets and crimes, which makes them blackmail the callers and report them to the police. After making a lot of money, they get married and Tawhida wants them to leave their old ways behind.
Nagwa, the wife of a wealthy man, visits the clinic of the psychiatrist Sharif, who holds a forged doctorate through Essam, who exploits the situation to blackmail him. Essam agrees with Nagwa to kill her husband and accuse Sharif. Sharif helps her hide her husband's body after killing him. Nagwa falls in love with Sharif, but Essam causes a rift between them.
