Strained

strained is Disc 1, Track 16 on the Xenosaga II: Jenseits von Gut und Böse ~Movie Scene Soundtrack~. The first half of is a remix of this track. It plays in the following cutscenes:
 * The U.R.T.V.s become infected by U-DO inside MOMO's subconscious domain during the summer.
 * Albedo beats up a U.R.T.V. after fighting Level 4 (English audio only — in the Japanese version of the game, White Rider plays instead).
 * Albedo calls Rubedo a monster after seeing his shadow inside MOMO's subconscious domain during the winter.