Solve : Dishonored game Issue?

1.	Solve : Dishonored game Issue?
Answer» I RECENTLY started playing dishonored game. I have an issue with the first mission where you have to kill CAMPBELL. I PUT him through the branding process and i also sedated curnow but when i RETURN back to havelock, her niece is mad at me for failing to save him. What did i do WRONG? I saved him but still failed the mission.

Discussion