Ahmad is a driver whose mental tensions every time cause him to be hospitalized. He escapes and hides in the house of a nurse Zhaleh but police captures him. Ahmad escapes once again and takes a bus full of students as hostages. But the police are to the rescue.

A middle-aged couple travels from a small town to Tehran with their young son to visit their friends and their daughter. However, both families, to hide their true age, make their young son and daughter appear as young children. Despite this, the son and daughter gradually fall in love, and after a while, their love is revealed, thus exposing the pretense of the adults.