Raised apart in Ghana and Germany, sisters Nana and Adjoa had very different childhoods. Now, Adjoa has sacrificed opportunities in Europe to come home to Ghana, but Nana can't understand why. Whilst many still dream of a life in the west, more and more of Africa’s diaspora are returning home to the continent. Is the grass always greener? #thecomb Get in touch: thecomb@bbc.com
