The story concerns two siblings , Sohail and Nasima Wahid , who have been brought up in Bradford , West Yorkshire , a city with a large British Pakistani population . Both are now students , Sohail studying law in London and Nasima studying medicine in Leeds . With new government anti-terrorism legislation being used against Muslims in the UK in the wake of the September 11 attacks in New York , Sohail and Nasima are drawn in radically different directions . Without telling any of his family or friends , Sohail becomes a member of MI5 , while continuing his studies , in the belief that he hopes to help to stop terrorists before the situation deteriorates further . In doing so , he learns that some of his neighbours and childhood friends are politically militant . Nasima is trying to integrate into British society , attending medical school and even dates a black British man . When her family finds out they send her back to Pakistan for a forced arranged marriage . Her boyfriend follows her , where he is beaten severely and imprisoned by her extended Pakistani family and is only saved by Sohail 's intervention . She had already planned to meet the head of a terrorist training camp , and these events lead her to make her decision . She leaves behind her personal belongings and the terrorist group fake her death using a local female . This means she no longer exists and gives her the perfect opportunity not to change her mind and carry out her intentions of a mass suicide bombing
September 11 attacks
September 11 attacks
Britz (TV serial)