She leads a very protected life, and does not know to not accept rides from strangers. Maybe she was getting soaked in the rain, walking home from school.
I think it is about a man who gives initially gives a chance ride in his car to a young girl in distress. This is one of my favorite songs of all time, and I have thought a long time about it. Nobody, no, no, no, no, nobody stops me from loving you baby You keep walking down when the sun shone through the trees Way up on, way up on, way up on, way up on, way up on, way up on, way up on If I pass the rumbling station where the lonesome engine drivers pine I believe I'll go walking by the railroad with my cherry, cherry wine I think I'll go on by the river with my cherry, cherry wine And my inside shakes just like a leaf on a tree