[ Getting subsumed into anything isn't on Claude's list of things to do, what with the long list of everything else they've been dealing with since arriving. He contemplates that and the conversation that follows as Louis moves into place, absently running a hand over his beard like it'll help him think this through any better than they can with so many unknowns.

Moving this boulder still seems to be their best bet regardless of what's lurking on the other side, and he offers a nod both to confirm Henry's abilities will at least be enough to not be caught (hopefully) by someone approaching to thwart their plans and to Sylvain's suggestion. ]

Alright, let's give it our best shot since who knows how much time we have to work on this before something else happens.

[ Said while going to the opposite side of the boulder - the trio lined up or lining up likely already have their tasks for this under control. From this spot he can see about making any adjustments in their path of moving it, with any luck, and he finds a couple of notches in the rock's face to use as grips for his hands. Claude leans back on his heels, ready to offset whatever force is applied through bracing himself for whatever progress they're going to make since he's choosing to believe they will. ]

Focus time, as Louis said. On the count of three?

[ If there's no objections, he'll start the countdown. One step closer to figuring out whatever it is that's pulsing out of their current collective sight. ]