Golden Angel, Unwilling Sex Slave 5: Just Deserts - Claire Thompson
Things are finally getting better for Laura, because after she was bought she's supposed to seduce and marry a very rich guy. How in their right mind buy a slave to marry in the family. That woman is completely insane and Laura is absolutely terrified of her treats.

So she ended up with a nice guy that only wants to know the truth and actually saves her, but things are not so great for the bad guys and the FBI busted their little compound and discovered several identitys of buyers and Laura ended up happy and putting the bastards in jail with her testimony.