This page explains how to complete the level 89 Endwalker quest, "Her Children, One and All".
Requirements
This quest is available if you have completed the quest Bonds of Adamant(ite), and have reached level 89.
Starting the Quest
Talk to Fourchenault in Labyrinthos to begin the quest.
Speak with Fourchenault
Go counterclockwise in the Thaumazein building to reach the quest icon on the map. Talk to Fourchenault to proceed. There will be a cutscene.
The Aitiascope
Use the Duty Finder or Duty Support to enter the Aitiascope. Please see The Aitiascope Guide for a walkthrough.
After you complete the duty in the Aitiascope and exit the area, there will be a cutscene.
Use the Duty Finder or Duty Support to enter the Endwalker Level 89 Trial. Please see the Endwalker Level 89 Trial Guide for a walkthrough.
After you complete the duty in the Endwalker Level 89 Trial and exit the area, there will be a cutscene. This one is important, so it is recommended to watch it either now or via the Unending Journey in an inn room.
Speak with Fourchenault Again
Talk to Fourchenault to proceed. There will be a cutscene.
Speak with Ojika Tsunjika
Go southeast to the Aetheryte Shard and use it to go to the Baldesion Annex. Go into the building and talk to Ojika Tsunjika, and say Yes to complete the quest. There will be a cutscene.
Next Main Scenario Quest
After you complete the quest, talk to Krile to accept the next quest: A Bold Decision.