[What he'll mostly end up doing, in the end, is accompanying people out into the woods - either because he wants to find anyone who might still be lost or because someone manages to wander off into the fog because of the ghosts. And well. It isn't the greatest of experiences either way, even if he doesn't see any ghosts he knows.]
[But when he comes back, he's immediately seeking Merlin out, quiet and clearly upset even as he tries to hide it as best he can. And also just tired. And... yeah.]