Still not moving from that spot, Sasuke nodded against Itachi's shirt. That wasn't a point that needed to be argued. His worries mirrored his brother's, and it wasn't as if he had any more of an idea how far this would go than he did, despite having been there longer.

And yeah. It did frighten him. Who in their right mind wouldn't be frightened? There was a part of him that also worried he might be hallucinating all of this, and if he let his brother go he'd disappear again. He could get by without him, had for years, and he never expected to see him again, but having him there now was a great comfort - even as he worried about what might become of him in this place.

"I'll show you the map." The still relatively useful one he'd found in the library early on.