 The family encounters a hitherto unknown civilization in a remote wadi in the desert ("The Last Camel Died at Noon"), becomes embroiled in turbulent politics, and discovers Nefret Forth, the daughter of a long-presumed dead explorer.Nefret returns to England with the Emersons and becomes their ward.Another key character is introduced in the 1899-1900 season ("The Hippopotamus Pool"), that of David Todros, the son of Abdullah's estranged daughter and her Christian husband.