You will never gain their trust or can they ever be loyal to you. 
1st, you're not their relative.
2nd, you're not of the same race.
3rd, you're not Muslim.
End of the day, they see you as a Kafir, a non-believer. You will never be a part of them as you're not Muslim. As far as they're concern, they are going to heaven and you're going to hell.
You can try to hire the brother. If one day, MSK escape again and look for them. They will hide him in your office. See if you'll still admire them for their courage or stupidity then, whatever you call it.