The only part that doesn't have an answer yet is Part II! Chop, chop!
You finally are able to get out of the airport after quickly solving the mystery. You are becoming quite the detective! Only...
you find another clue hidden in your suitcase after you arrive at your dwelling. That clever little guy!

Apparently, solving this puzzle will lead you to him. You thought he was in Chad, but it looks like he has hidden somewhere else. You'd better get cracking!