This one can probably be explained easily, because she's nearly drowned, so she must have some mentality trouble (if she's real, ofc) and can't remember anything she did close to this day.
But yeah, i knew something like that would happen, i can't wait the next chapters now.
When my father died, my uncle send a the old old voice message of my dad "Hello, do you know who I am?" to our family group chat.
Needless to say, it crept other members out.
Good time. Can't really forget it.