Plot
A.D. 1375 (457th year of the Koryo Dynasty and 8th of the Myung Dynasty). It was the first year of reign under King Young-woo, after the assassination of King Gong-min, who attempted to reform the Koryo Dynasty. To make matters worse, ambassadors from Myung are assassinated by the orders of the Koryo Dynasty. In order to explain the incident to Myung and announce King Young-woo's new reign over Koryo, Koryo has to keep sending its ambassadors to Nanjing, the capital city of Myung. When Son Chun-yong and his company are walking along the Yangtze river after being exiled to Nanjing, they are attacked by the Hoe tribe at Wal A Chun in Sum Suh Sung. The Hoe tribe, a minority group from Sum Su Sung and Islamic in religion, forms guerilla troops and resists against its foes in hopes of building its own nation Through these attacks, the envoys from Myung are annihilated, leaving only 20 survivors from Koryo. The remaining people decide to return to Koryo, under the leadership of head officer Choi Jung. As they begin to cross the wastelands of Sum Su Sung...