Every Autumn, salmons of Idaho travel over 1,400 kilometers, at an elevation of 2,100 meters to return to their birthplace. — The straight interstate highway crosses the plain of Idaho, the view is wide and borderless. Mike, the protagonist who has narcolepsy wanders on the highway looking confused, even though he says he’s familiar with the place. “Where do you think you’re going, man? We’re stuck here together!” Mike shouts at…