Click the Spirit Ward at ( 65, -331, -520 ) /waypoint 65, -331, -520 (south east of the camp)
Splash Freewater on 8 compelled Coldain spirits
Defeat 8 compelled Kromrif spirits.
Return to Rivra
Note: Two types of ghosts will approach those coordinates: A tall fat one, and a shorty. The fatty turns into a killable mob when you get close enough, and you must splash water from your inventory on the little guys. Both come from the Ring of War, so watch out for adds behind you.