In The Kite Runner, Amir and Hassan grow up together in Afghanistan like brothers, although they couldn't be more different. Amir is the son of a wealthy businessman, a Sunni Muslim, a Pashtun, and he's educated and reads voraciously. Hassan's father is a servant to Amir's father, and Hassan is a Sh'ia Muslim, a Hazara, he's illiterate, and he has a harelip. But neither boy has a mother and they spend their boyhoods roaming the streets of Kabul together.