The film stars two of the top Bollywood film star, Shahrukh Khan and Kajol. The film is not a story about terrorism, but of the three main components: a story of love, Islam, and Asperger syndrome.Rizwan Khan (Shahrukh Khan) a Muslim who lives with her brother Zakir and his mother.They are middle class family living in Mumbai. Rizwan is different from other children, he also has the intelligence and ability to repair electronic equipment.
Since the "difference" of the mother to pay more attention, and find a professor to teach in a private Rizwan. This causes Zakir harbored jealousy, he left his family when receiving a scholarship from the university in the USA.A few years later Zakir already successful and married Rizwan invite to stay with him in America after the death of her mother. Haseena (Sonya Jehan) Zakir wife who works as a psychologist diagnose Rizwan has Asperger's Syndrome. This led him to be afraid of new places, noise, and the color yellow. Rizwan also worked with Zakir selling beauty products, until he met and fell in love with a Hindu woman named Mandira (Kajol). Mandira a widow who works at the salon and living with his son Sameer / Sam.
They eventually married and lived in a small town Banville. Mandira and Sameer Khan renames his family into. Their families lived next door to the Garrick family. Sameer Garrick family friendly with the son, Reese. So did Sarah Garrick good friends with Mandira. Her husband, Mark worked as a reporter.Happy family life was changed after the World Trade Centre attack on September 11, 2007. Accused of being Islamic terrorists, it makes the families Khan is in a difficult position. At the same time, Mark died while covering the war in Afghanistan. The death of his father made Reese away from Sam, who comes from a family of Islam. Until one day Sam got into a fight with "friends" and the new Reese's death. With a broken heart, Mandira blames Rizwan, "Sam's dead because he called Khan".
Mandira Rizwan asked to leave and never come back if he could not say to all Americans and the President that his name is Khan and he was not a terrorist.Rizwan take seriously the words of Mandira and began his journey to meet the President at the time (George W. Bush). He had passed Wilhemina, Georgia and make friends with Mama Jenny and her son, Joel. Furthermore, in Los Angeles he stopped at a mosque and overheard a man named Faisal Rahman was inciting people to do jihad.
Rizwan reported this to the FBI but no response. Then when he was in the crowd of students waiting for the arrival of the President, he repeatedly shouted, "My name is Khan and I am not a terrorist".Rizwan even arrested and jailed for being a terrorist.In prison, Rizwan interrogated and forced to admit that he was a terrorist. Fortunately there is Radha, a psychiatrist who believes that people are innocent Rizwan.
Elsewhere, two young Indian reporter trying to figure out life Rizwan Rizwan to be able to prove that terrorism was not involved and released. Faisal Rahman was arrested on information provided by Rizwan. Once free, Rizwan back to Wilhemina who was hit by a storm to see Mama Jenny and Joel. His efforts to help hurricane victims there attracted the attention of the media and many others to participate and help.
It was also Reese Mandira give recognition to Sam about the cause of death has not been revealed. Reese and a few boys who are involved in the attack were detained by police. Sarah also told Mandira lest he lose Rizwan.Mandira realized his mistake, he met Rizwan in Georgia. But Rizwan was stabbed by a follower of Faisal Rahman as saying that Rizwan is a traitor to Islam (infidels). A few days later Rizwan recovered and insisted on its promise to meet with President Barack Obama's newly elected. His efforts so far not in vain, he was finally able to meet the President who said "Your name is Khan and you're not a terrorist". Mandira and Rizwan were back together.