In the Gravesite Plain, You spot a tall knight. At least 9 feet. He wears gold armor with a Black cape, matching it is a golden greathammer. He noticed you.

"Well...another Tarnished. Don't worry, we hast the same goal. To follow Lord Miquella's steps. I hath my own reasons for following...but I won't get into that now.

I'm Osias. An Omen, or Hornsent, as I've learned.

So. Art thou here following Miquella in servitude?...or art there other reasons thou hast stepped in the Land of Shadow?"