The world where a giant rules over all. I built the huge wall, and the human who became the bait of the giant prevented aggression in exchange for freedom to the wall outside. But the nominal peace collapses by the appearance of the great giant more than walls, and a fight of the despair begins. A crowd of giants who appeared near wall rose suddenly. In the investigation into 104 sittings corps including all hurrying the outbreak spot identification of the giant, and revealing night in Utgard castle of the rose neighborhood. But the giant who cannot be active at night around a castle ‥ ‥!