Obsesionado por demostrarle a su padre que ya es todo un hombre, Amir se propone ganar la competición anual de cometas. Amir se aprovecha de la fidelidad sin lÃmites de su amigo, Hassan, y comete una traición que los separará de forma definitiva.
Amir left Afghanistan as a boy and migrated to America, where he has become a successful novelist ; haunted by memories of his betrayal of a childhood friend, Hassan, Amir discovers that Hassan has been executed. Amir decides to recover Hassan's son, who has been enslaved by a man who used to bully Hassan.