To officially begin The Falling Wall, head to Moxxi's Bottoms Up bar in Carcadia Burn. After completing the prior mission, Another Day, Another Universe, you'll already be in Borderlands 4 Boosting the area. Speak with Lilith, who outlines the next phase of your journey. Dominion's stronghold has long felt impenetrable, but fortune is finally on your side. Thanks to the debris from Callis's...