Short for Soul of the Ultimate Nation, SUN is the closest to release of three new massively multiplayer titles Webzen has announced for North America and Europe. The Immortal Emperor Schwarz possesses the secret to gathering Ether, the essence of nature, and converting it into dark energy. His Geist Empire has ruled the realm of Blandis for five centuries, but with the substance increasingly difficult to extract, he covets neighboring lands. A rebel faction, the Guidance, stands in his way.