This page explains how to complete the level 80 post-Shadowbringers quest "Seeking Counsel".
This quest is available if you have completed the quest The Way Home.
Starting the Quest
Talk to Alphinaud in the Ocular in the Crystarium to begin the quest.
Speak with Lyna
Check on the Exit to the Crystarium and say Yes to go outside. Go to the quest icon and talk to Lyna to proceed.
Speak with Lyna at Fort Jobb
You can either teleport to Fort Jobb, or you can use the nearby Aethernet Shard to go to Tessellation (Lakeland) and go north to where the orange arrow is pointing in the minimap. Talk to Lyna to proceed. There will be a cutscene.
Speak with the Crystarium Scout
Go north to where the orange arrow is pointing in the minimap. Talk to the Crystarium Scout to proceed. There will be a cutscene.
Speak with Lyna Again
Talk to Lyna to complete the quest. There will be a cutscene.
Next Main Scenario Quest
After you complete the quest, talk to Lyna to accept the next quest: Facing the Truth.