In the 243rd Descent Operation held March 10, 11945, 2B descends to Earth for her mission.

The mission of the machine lifeform is to destroy the androids.

Pod 042 - Report: YoRHa units 2B and 9S rescued a Resistance group from being attacked by machine lifeforms. The Resistance unit leader identified as guides them to their base of residence, the Resistance Camp.

Pod 153 - Report: During the investigation in the Desert Zone, several unique entities not found in previously recorded data were confirmed, characterized as “machine lifeforms capable of speech” and “machine lifeforms that closely resemble androids”.

Trade information between the Resistance and machine lifeforms.

Pod 042 and Pod 153 - Joint Report: Data discovered. Presumed to be part of a record from the past. December 8, 11941. I’ve encountered androids dispatched to Earth on a top-secret mission. These unknown androids call themselves .