In the depth of galaxy, the Leviathan, a huge spaceship, floats adrift. When wreckstrippers get isnide, they find a diary of a schoolboy, Kazuma, relating the events that happenned in the guts of the ship... While reading it something seems obvious : a survivor from the disaster is hiding somewhere in the maze of the ruins ! Years before, the young Kazuma was in a middle of a schooltrip to Earth. The party comes to an end when unknown explosions destroy a part of the hull … read more