Just because someone is 'out' of the JW org, does not in and of itself make them someone you should trust.
We know little about you and even less about your aunt.
I think that Zeb and Giles Gray and jp1692 and other posters made some wonderful points.
Respect your parents. Play nice with your family. Get a job and save as much money as you possibly can. Get an education. Don't get baptized. Time is on your side. Use it to your advantage. An education now will be the BEST investment of your time.