Note that Rank 2 for San d'Orians or advancement to Mission 2-3 for Windurstians and Bastokers is required to enter the Chateau d'Oraguille. 5 of the NPCs for Lure of the Wildcat quest are there, and thus access to it is required to get the Mythril piece as a reward.
Don't forget the first Mercenary rule: Doing, not asking - Naja is the leader. You are to obey in sickness and in health, through curses and petrification, to the rest of your life. Don't like it? Tough luck! - Naja Salaheem