[ There's a moment when Jim freezes in his spot, processing all this information, giving himself the time not just to absorb it all, but to swallow down the panic and ache he feels in his chest, because him freaking out isn't going to help Bones. At all. ]

Leonard. Right, you're— I'm sorry.

[ He looks up, offers a faint smile, even that much making everything in him ache. ]

I'm Jim. And yes, I'm with Starfleet. We are... not on Earth. This is, ah... a long story. There was an accident and I think... your memory has been affected.

[ He wants to reach out and check for any injuries, but touching him that much just feels wrong, and it might not be entirely welcome. ] Do you think you're hurt anywhere? A concussion, maybe? Can I check?