Quote Originally Posted by Gerolan View Post
Their is one that matches your request, go to horzion, sort of half way between horizon and vesper is an npc that gives a a quest, I think it's called "the greatest secret never told" nothing appears on map ever and you have to work it out yourself
That's the reverse. It shows up on your map and afterwards you get no hints. What I want is for it to not show up on your map, but proceed like a regular quest after you "pop" it.