This is a Storyline Achievement. This is unmissable!
This guide will assume you are following on from the previous Story Achievement (Beyond the Trees)
*** Spoiler - click to reveal ***This episode will start in the middle of a shootout
- Choose between Saving AJ or Heading for Cover (I chose to save AJ)
There are no other real decisions or inputs you need to make for achievements. Just follow the conversation through until you take Arvo prisoner. Achievement will then pop