We are excited to announce we have just unveiled a new (and final) "Hidden Third" epilogue for Advent: Dawn, along with a new Steam Achievement for it.
The "Hidden Third" scene is available for builds 1.0.8 and onward. We strongly recommend updating your game! This extra scene is viewable for those who have completed Advent: Dawn.
Instructions:
If you've completed the True Route and need assistance finding the "Hidden Third" epilogue, please see the text in the spoiler quotes at the following discussion thread:
https://steamcommunity.com/app/3820260/discussions/0/588433820963835400/
Enjoy the final revelation.