Reports indicate that a large battalion of beastman raiders has been dispatched to Ghoyu's Reverie. Travel to the caves via the Sauromogue Champaign and aid the soldiers stationed there in defending the location.
Unit Requirement: 3~6
Go to the Fortilace at (L-9) in Sauromugue Champaign (S). Make sure everyone in your party is nearby and ready, then check the Fortilace to enter Ghoyu's Reverie for a battle. Run forward until you see a Federation Garrison NPC, then wait. Three Yagudo Stormers will come and engage the NPC. Defeat all three Yagudo, then check the Dawn Aureola. You have 30 minutes from the time you enter Ghoyu's Reverie to win.
Return to Emhi Tchaoryo to complete the mission.