Thread:MondlichtPanda/@comment-37484301-20190924025012/@comment-36836718-20191015183524

PB themselves confirmed online she's 9 before the book release. Plus she is in the same class as Luz who was confirmed to be 9 in-game a few chapters ago. also the thread itself states she is 9 so when the user says 'I was two when she was born'... then the user is definitely younger than 13.