As the 8-Ball Army breaches the walls of Vega, David makes one final sacrifice to secure his survival. Gabriel forces Michael back to Mallory wherein they uncover a chilling surprise.
The Darkness overtakes the citizens of Vega; William wrestles with the truth about his time in the desert; Arika becomes the victim of her own manipulations; Michael grows concerned about Noma; Alex searches for the Amphora.
Michael gambles with his life as he faces the repercussions of his time in Mallory. Alex & Gates spearhead a mission to save Vega from destroying itself.
With the threat of the New Delphi army hot on their trail, Alex finds unexpected shelter in which to nurse a wounded Noma. Meanwhile, Michael & Gabriel attempt to escape their mutual captivity while revisiting a past that haunts them both.