Yes it is legal. If you leave, you will be in serious trouble. They can't hold you beyond your ETS date.
This post is for information purposes only and does not constitute legal advice, nor does it establish an attorney client relationship with Mr. Cassara.
Dear " catch 22, " Try to get to get to the nearest legal assistance office at Fort Bragg. Hopefully a phone call or two from your local Jag will get you out of the "catch 22."