As darkness encroaches on the system and the Hive god Xivu Arath grows ever more threatening, Empress Caiatl—the ambitious ruler of the Cabal and daughter of the deposed Calus—proposes a fragile alliance with humanity's defenders. When diplomatic talks with Zavala reach an impasse over her escalating demands, the agreement crumbles, forcing Guardians to take up arms against her war machine. Now tasked with dismantling her inner circle before her forces can consolidate power, players must confront the Cabal threat directly while the galaxy teeters on the brink of collapse.