They've left him alone in his cell.
He can't really be said to be lucid but he has very acute instincts for when there's someone and when he's alone - it's the last of his senses to depart him - and he's alone.
And then suddenly he isn't.
It looks like my magic can do portals - one way, not a safety risk - that you can look through. So we won't have to go up for you to see the sky.
Yeah, me too.
I can try casting it now, if you want, but I kind of expect the light will bother you, it's midday.
The kobold hangs around for a little while, and then goes to start working on her new cooking area. She checks back in after a few hours.
No problem.
I intend to work on that for the rest of the day, I'll probably have it done by bedtime; your blanket will be ready for me to finish it tomorrow morning, and then when that's done I'm planning to go start looking for that second safe spot you wanted. The blanket shouldn't really wait, but the rest is mostly flexible if you need anything.
She works, quietly checking on him every so often. When the sun starts to set, she enspells a good-sized rock with the new portal spell and takes it to him.