In part 4, Florina from Mexico lands a job as a tour guide in Germany. Rashin takes her German husband Thomas to an Iranian rock concert in an attempt to soothe her homesickness. Amir from Togo is excited over an opportunity to start at a special school for young refugees. And ex-Muscovite Konstantin and his wife Diana audition to become singers in the Leipzig opera choir. But he is thoroughly unprepared for the earful he gets.