just because i ca n't think of a scenario that would lead from that car with the door hanging open and the rearview mirror lying on the floor and the dog lying dead and crow-picked two rises away , just because i ca n't think of a scenario that would lead from that place near caliente to some other place where lulubelle simms sings or sews or blows truckers , safe and unknown , well , that does n't mean that no such scenario exists .