 There he starts following Fadi's messenger back to Buyukada, where he poses as the pilot of Muta's airplane.They end up crashing, and Bourne finds out that he didn't actually kill Fadi's sister Sarah; Muta and his brother Abbud did because she was having a secret love affair.Bourne and his friend Feyd al-Sould find the underground opening to the Dujja facility in Miran Shah.