Fortress: Our Star Witness

Scouring the local star for clues to how the fortress was built, we discovered a surprising secret. A fine mist of nanotechnological cameras have been found in close proximity to the star, acting as the eyes of the fortress and explaining the efficiency of its defenses. Accessing these with data from the fortress, we can view the history of the system all the way back to its construction. However, we are running out of time. Which part of the construction process should we review for answers?

The command below will trigger the "Fortress: Our Star Witness" event in Stellaris:

When this event fires, you can choose between these 3 options:

• The beginning.
• The middle.
• The end.

Stellaris events fire in chains — one event leads to the next. Here is how Fortress: Our Star Witness (leviathans.2152) connects.