You are to meet with the Elder Seedseer in the Lotus Stand to report on the events that occurred.
This quest is available if you have completed the quest Fly Free, My Pretty.
Starting the Quest
Talk to Alphinaud in Gridania to begin the quest.
Speak with Kan-E-Senna
Use the main Aetheryte or an Aethernet Shard to go to the Conjurers' Guild Aetheryte Shard. Go to the quest icon on the map and talk to the Silent Conjurer. Say Yes to proceed to the Lotus Stand.
Go northwest to where the orange arrow is pointing in the minimap. Talk to Kan-E-Senna and there will be a cutscene.
Speak with Alphinaud
Talk to Alphinaud to proceed.
Speak with Y'shtola
You can either teleport directly to the East Shroud, or you can go southeast to exit the Lotus Stand and use the Aethernet Shard to go to the Lancers' Guild, and from there go east to the dock, then talk to Romarique and purchase passage to Sweetbloom Pier (it's free). Then go to where the orange arrow is pointing in the minimap and talk to Y'shtola. 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 Alisaie
Go to the quest icon on the map and talk to Alisaie to complete the quest. 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.
Next Main Scenario Quest
To proceed with the Main Scenario, you must purchase the full game if you have not already done so. See Getting the Game for more information. You also need to register the Stormblood expansion to your account if you have not yet done so. See Adding an Expansion to the Game for more information.
If you have purchased the game, then after you complete this quest, talk to Alphinaud to accept the next quest: Beyond the Great Wall. There will be a cutscene.