You know when you're on a road trip, and you drive through those old towns that look empty, but you know someone must live in them? Jamie and Collin don't quite know what to do, because they have lived in Turblin, Idaho their entire lives. They're at the point where they might leave, but don't know where to.
"Lets just... go in that general direction."
The road makes up its mind that these two teens will enter a world of new experiences, and will be relieved of their sheltered lifestyles.