When their father is killed in a blood feud, Yusuf and Kenan, two shepherd boys, flee to Istanbul in search of their uncle. They become involved with the streetboys, and Yusuf turns to crime although Kenan wants to learn a trade.
A young man, who is a doctor, returns home when he hears that his father, the mayor, has been murdered. He begins to investigate who killed his father, his only thought was to avenge.