By Keiji Nakazawa The story of life in Hiroshima after the atomic bomb continues! Gen fights against a corrupt medical system, the discriminatory practices of his neighbors, and the American presence in Postwar Japan. Gen's brother, Koji, has gone away to work in the coal mines, but has since disappeared. To make up for the shortage, he and his friends must resort to more drastic measures, which lands one of the bunch in a juvenile detention center.