It is also not possible to cure the Protective Wards.
If all three Protective Wards are destroyed, the Confrontation ends and you will have to start over. You will receive a message suggesting to wait some time if you check the bulwark after failing; simply have your party or alliance all zone out and back into W.Sarutabaruta [S] and check the Bulwark again to restart the battle.
It is not necessary for party and alliance members to be on (or past) this quest to assist in the fight. Members with no progress in the storyline can still engage and deal damage.
After the battle click on the Windurstian Bulwark for an epic cutscene.
As the battered Federation forces prepare to defend their city from the approaching hordes, the inscrutable Robel-Akbel schemes in his dark chambers. What terrible secrets lie behind his mask? Deliver the magicite he seeks, and long-sought truths just may be revealed...