An entire Japanese international grade school—and all within—are mysteriously transported to a foreboding desert wasteland. As the story unfolds, the diminishing student body weathers this apocalyptic crisis while searching for clues about their surroundings, and dealing with psychological breakdown and dangerous exterior forces.

An entire Japanese international grade school—and all within—are mysteriously transported to a foreboding desert wasteland. As the story unfolds, the diminishing student body weathers this apocalyptic crisis while searching for clues about their surroundings, and dealing with psychological breakdown and dangerous exterior forces.