Joseph Kimmelmann, a graduate of the Jackson School's Korean Studies Program, is greeted at the Pyongyang Airport by two North Korean 'minders, ' who accompany him virtually everywhere he goes during his visit to the Democratic People's Republic of Korea, the so-called, 'Hermit Kingdom.' Joseph represents Castle, a venture capital firm that wrings profits out of distressed properties, and Pyongyang's Ryugyong Hotel, under construction for twenty-six...