Hien has made his decision and will meet once again with Asahi.
Requirements
This quest is available if you have completed the quest A Guilty Conscience.
Starting the Quest
Talk to Hien in the Kienkan in the Doman Enclave to begin the quest. There will be a cutscene.
Speak with Hien
Check on the Exit and say Yes to leave the Kienkan. Go to the quest icon and talk to Hien to proceed. 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 Hien Again
Talk to Hien and there will be a cutscene.
Speak with Hancock
Teleport to Kugane and use the Aetheryte to go to the Ruby Bazaar. Go up the stairs and go into the building. Talk to the East Aldenard Trading Company Aide and say Yes to go into the Ruby Bazaar offices. Talk to Hancock 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
After you complete the quest, talk to Alphinaud to accept the next quest: Gosetsu and Tsuyu. There will be a cutscene.