In the book Code Of Honor
The LEAST LIKELY reason that the author has decided to tell the story from Kamran's point of view is that it helps the reader...
develop a sense of closeness to Darius even though he isn’t a present character in the story.
become acquainted with Darius through Kamran and can make-up their mind if they think he is a terrorist or not.
discover that there will be a plot twist, and the main conflict will involve in Kamran - not Darius.
witness first-hand how the accusations about Darius are impacting Kamran.