[Ah, well. That draws him up short, the cranky expression faltering. He does, of course, immediately understand what she's referring to. The promise to not leave her all alone has been weighing on his mind since the grim reality of this change in fortune was revealed to them.]

Hey, don't be stupid. I'd think about it even if we weren't stuck together. [It seems wiser to not remind Severa that "just killing some stranger" wouldn't even work according to the rules.] 'Cause see, I meant what I said, so I ain't gonna pull some "just kidding" malarkey and forget about it.