Acadian Ideals DLC, Far Harbor Quest
This quest will be triggered or can be aquired during Where You Belong quest.
Related points of interest
Stages of "Acadian Ideals" quest
1. Help the Synths of Acadia
DiMA, the leader of Acadia, has opened the compound to me. He mentioned that if I want to help, I can work with his co-founders, Faraday and Chase.
You have to help Chase and Faraday.
1.1. (Optional) Help Chase
Talk to Chase. She will ask you to help her with lost synth. To do this, you will have to complete one more side quest The Arrival.
1.2. (Optional) Help Faraday
Talk to Faraday. He will ask you to help him recover some data storage drives. To do this, you will have to complete one more side quest Data Recovery.
2. Quest completed
I've helped Faraday and Chase. The synths of Acadia are a little better off thanks to me.