Here is the full list of all 11 Captive of Fortune achievements.
Sell Callidus's necromantic crystal on the black market.
Strike a bargain with Falcon.
Advise Mayor Eldon to take decisive action for the threat against Lorden.
Advise Mayor Eldon to employ spies to help stop the threat against Lorden.
Begin a budding romance with Gretchin.
Begin a budding romance with Gretta.
Begin a budding romance with Garnet.
Drive your apprentice away.
Shock Belluo the ogre with your unsavory exploits.
Purchase the newest couture for your companion.
Attack first against your greatest enemy.