In Hystria you dropp this:
https://bdocodex.com/th/item/42419/

It unlock this Quest:
https://bdocodex.com/th/quest/5780/19/

In Aakman you dropp this:
https://bdocodex.com/th/item/42417/?sl=1
That unlock this Quest:
https://bdocodex.com/th/quest/5780/17/


Both Quests are daily repeatable, you can safe the items in like sandgrain bazar and do the quest every day without farming the dungeons everyday.