I'd say that she was drugged. The only reason for her to wake up would be not enough drugs. In that case they would have worked themselves our of her blood and system a lot faster than anticipated.
Slimy scumbag needs to be Bubba's girlfriend for a few years.... There are women who go in for this sort of thing, but forcing it on someone who does not is worthy of a quick castration in my book.
Prison has an arcane hierarchy. People like him have the same done to them, over and over and over again.... Kind of justice of a sort.