[Satisfied with causing her some pain, he lets her hand go. Whatever his future self accomplishes, he's still a dumb little babby with basically no experience getting along with anyone, and so he's already thinking about all the ways he can exploit her "trust."]
[At least until she reminds him that they need to stop staring at the goddamn fire and leave.]
What.
What could they possibly do to us. That would be incentive enough. To leave.