Relic protection contract (Ashen)

Did not understand as to do so would be fueled to the end, someone did? Please share with us.
UPD: the Wings grew after advancing in the chain of quests and Amara Silaran along with the player (specifically, after receiving the world seed, and then finding Gerry in the location of mother's tears in the Land of feathers. Noticed not at once confess perhaps some other factor influenced (the development of shelter tramp - grind mobs)