Board Thread:Dark Souls/@comment-98.28.88.47-20130819010743/@comment-28616237-20160601034122

"...killed that Firekeeper in the Depths that you find near all those toxic blow dart guys"

^Toxic Blowdart guys? None in the Depths. Those are in Blighttown.

"...when you find the Firekeeper soul in the Depths"

http://darksouls.wikia.com/wiki/Depths#Notable_Items

^Hmmm, no firekeeper soul here.