Ten years ago, the World Tree, which safeguarded the world's peace and order, was targeted by an evil organization known as the Zakum. The Human race led four other races—the brave warriors, the intelligent magicians, the agile archers, and the sly thieves—in a battle against the Zakums. Ultimately, the World Tree activated its self-destruction mechanism to protect itself. However, the other races believed that the Human race had destroyed the World Tree. With the World Tree's destruction, most races were left with nothing, prompting many to flee to Maple Island under the assumption that those who remained would perish. They escaped Victoria and settled on Maple Island, where survival is becoming increasingly difficult. Since then, an endless war between the various races has begun. Ten years later, the main protagonist, Al, is determined to revive the World Tree. Al and his companions embark on a journey to find the World Tree's seeds. At the same time, the Zakums reappear…