Spoilers
Yes, i've seen the raws and i think she's also a reader of the novel + she's transmigrated from modern times, the same as rosalyn
Spoilers
I read the other spoilers and they said that she turned back time in order to redo her life. So the novel is her original life and because of things that happened after the novel, she turned back time so that she can go back and redo her choices
Wow.. I glad the plot is deeper than it looks
I'm glad others think the same..
This is just a theory but what of Ella is also a reader.. she said 'we were destined for love at first sight' so maybe she knew that from reading the story