Actually, yeah, that was mine -- Highway of Diamonds (http://archiveofourown.org/works/759841). The cabin was in Maine, but NH is a close second, so it's all yours! :-)

I think they might get bored at a beach? Of course, they may not stay there long enough. One look at each other in bathing suits, and they'd be like, "You sure we need to go out there? We could have a pretty good time right here in the room." "You're on. Where's that Do Not Disturb sign??"