A World Worth Protecting

三寸人间

By the year 3029 CE, Earth's technology has developed rapidly, borders no longer exist, and Earth has been unified, marking the beginning of the era of the Federation. At that time, a huge sword flew from the heavens, piercing the sun and causing a huge sensation on Earth. Perhaps because the scabbard of the sword was already in tatters, countless shards have broken off from it following the col...