Acute Neurosis Treatment Facility - under attack

 is a track in Xenosaga Episode III. It has not been released on any soundtrack or sound selection and not much is known about this track.

It plays as the area music in the C.A.T. Testing Grounds in Fifth Jerusalem once the party retrieves KOS-MOS. It also plays in from when the party retrieves the E.S.s to when  is fought, as well as in the cutscene when Pellegri learns that the Vessels of Anima have been stolen.