KOS-MOS Activating

 is Track 8 on the Xenosaga THE ANIMATION Original Soundtrack. It plays in the following cutscenes:
 * KOS-MOS breaks out of her restraints in Episode 1.
 * KOS-MOS breaks out of her restraints in Episode 2 (recap).
 * KOS-MOS activates the Hilbert Effect on the Woglinde in Episode 2.
 * KOS-MOS activates the Hilbert Effect in the Kukai Foundation in Episode 9.
 * KOS-MOS uses the PT cannon in Episode 10.
 * KOS-MOS approaches, and is swallowed by, the E.S. Simeon in Episode 12.

The track's main melody is based upon a motif that also appears in KOS-MOS's Emotions. The melody at 1:25 uses a motif from Xenosaga Main Title.