[ Weird dreams...? Lysithea takes a moment to think, but... really, she remembers going to bed in her old dorm room, and then waking up here. Byleth showing up was certainly surprising, but not unfitting the determined and actually very kind teacher- if being locked in another dimension wouldn't stop them, of course 'death' wouldn't. ]

Not that I can remember. The last thing I remember before waking up here was finding my old room at the academy I used to attend.

It's entirely possible that I did dream but simply don't remember out of habit, but...