As it turns out, the two men needed to communicate in English which is a second language for both of them and not always easy. Yet it is clear from watching them that they have a bond that goes beyond words.
Mukhles knocked on the door when Kourosh and his family would have been scared, worried and lonely. He was there to show them how to turn on the oven, that to switch on the electricity you need to flick that little switch on the power point. He would have explained those small things that matter so much when you don't know how to do them.
Can you think back to a time when you were feeling vulnerable, maybe a bit lost and a bit scared and there was someone who did something, maybe something small, but something that made you just a little less scared and a little bit more hopeful? What did the person actually do?