Find Lt. Col Bastard
Ask Bastard help
He sends you to the observers.
You must be flying, hunt observer.
Ask observer help.
He gives you the location of a village. (Mirabeau)
Return to bastard and give him the village name
He sends you to the artillery soldier
Hunt artillery
Ask artillery mirabeau
Play through the event
Return to Lt. Col Bastard
Ask Bastard reward
You receive XP!
You receive the Distinguished Service Order Cross!
After receiving the Cross, go to Haig and ask him help. He will tell you something about spies. Use Detect Hidden and hunt german. Kill the spy and get everything from the corpse, bring the document back to Haig, give it to him and he will rewrite them and give them back to you, wear everything from the corpse of the first spy and hunt german again, then and give him the documents and go back to haig.