Ashura-ou was threatening us, trying to make me kill him. Kuro-sama and Syaoran-kun were already injured by his ice spells, but Kuro-sama managed to kill him.
Then another curse took effect within me and was closing the world around us. Syaoran-kun, Sakura-chan, and Mokona were able to get outside of the curse and escape, but Kuro-sama had to sacrifice his arm in order to pull me out.