16/20 The Guides need the services of a man who could pass for a Shinwari.
17/20 Ash's reports from Afghanistan fall on deaf ears. Do the British want to avoid conflict?
18/20 Ash's increasing sense of his own difference drives him to make a move.
1/2 Captain Ahab's obsessive sea chase for the great white whale.
19/20 The British Mission is welcomed to Kabul but, it transpires, on a false premise.