The request gains a raised eyebrow, an amused look more than a genuinely curious one. "It's the same noises we've been hearing for the past however long we've been out here except without all the talking over it, lay off the caffeine." But he takes the keys anyway. "You're being paranoid; if anything it's probably more spiders or a worm or something, and we've got that covered, so quit it with the 'if I die' talk. It's annoying." And has absolutely nothing to do with the fact that the prospect is something he does't particularly want to think about, of course; he'd only be annoyed because something else got to her first. Either way, he heads towards the van, keeping an eye on her just in case she starts to get extra weird.