I think the easiest is the Iron Creed camp south of Jacob's farm and up the hill. Just bait the soldiers away and then run back to collect the female slave.
The problem
How?
Accepted answer
I think the easiest is the Iron Creed camp south of Jacob's farm and up the hill. Just bait the soldiers away and then run back to collect the female slave. She's fairly low level though.
Other suggestions
Well, given that Shawn marked one of the responses as sufficient to answer his question, I have to assume that he did, indeed, get himself a slave girl 👍 I can't help but be curious when a question is posed about whether things worked out.
Suggested fix (unconfirmed): Quit to the main menu and go back in to clear the glitched state after respawning. Avoid getting attacked by multiple enemies simultaneously to prevent triggering the overlapping struggle bar bug.
Suggested fix (unconfirmed): Play the game in English to unlock crafting achievements. Avoid using the cheat menu or changing your character's appearance to prevent breaking achievement progress.