Just as Renji had explained to Eileen earlier, regarding dreams, if you're not aware that you're "dreaming," then even if you're the master of the dream, it's useless. But once you become "aware" that you're dreaming, things change drastically. Renji needed only a thought for the maid, whose body had been pierced by Suthia's scythe, to rapidly heal. The missing arm regrew, and within a few breaths, the maid stood up as if nothing had happened, leaving Eileen beside her utterly astonished.
[Master? But I was... I mean, run, Master, run! Wait, huh?]
The maid, revived by Renji, initially appeared confused. She seemed still caught in the threat posed by Suthia. However, when she finally looked around and saw no sign of the corrupted nun, her confusion deepened.
This series of mental activities was perfectly expressed by the maid's tone and facial expressions, making her seem as perplexed as Eileen.
However,