The film was considered a "landmark in the Iranian cinema"[3] and led to a new trend for brooding noir dramas in which outraged family honor is avenged.

She leaves a letter revealing her suicide is a result of being raped by Mansour Ab-Mangol—the brother of a friend who did nothing to stop it.

[2] Fati's older brother Farman, an ex street thug who now runs a butcher-shop, decides to confront Mansour.

His uncle persuades him not to exact revenge; Farman struggles with his anger, and ultimately decides to give up his knife before confronting Mansour.

Qeysar, Farman's younger brother who works in Khuzestan, returns home bearing gifts for his family, only to find his siblings dead and his mother and uncle devastated.

Despite his uncle's protests, Qeysar decides to take revenge, swearing to kill all three Ab-Mangol brothers one by one.

She takes him back to her apartment, where he discovers the location of Mansour's hideout, a railway siding.