[ His unease in turn makes her anxious, so she's risen from her seat to watch him - but then he cries out, and she's at his side in an instant. He sounded like he was very much in pain, which is ten levels of worrying. ]
[ Reika has to will herself to not jump when he moves so suddenly - at least he's trying to tell her what's on his mind. Maybe the year (and then some) of loneliness is getting to him and giving him bad dreams.
She thinks back to when she first arrived and he asked her to stay with him. He's not alone when she's in the same room, so he probably meant something else. ]
I'll stay with you.
[ She moves so she's seated on the bed instead of at the side. He can hold onto her hand for as long as he wants. ]