What is the main conflict in Valley Song by Athol Fugard?

he play contains two stories woven into one. In the first, a young, black South African girl decides to leave her elderly grandfather behind on their farm in the Sneeuberg Valley so she can escape to the city and pursue her dreams of becoming a famous singer. The other story concerns an aging white South African playwright who is prepared to leave behind the "artifi- cial" world of the theater and urban life and move himself back to his origins in the farmland of the Karoo.