This drama is loosely based on one of Korea's oldest folk songs. Suh Dong was the illegitimate son of the Paekche emperor and with the help of Princess Sonhwa, the daughter of the emporer of the Silla Kingdom, he went on to become the emporer of Paekche against all odds.
Animal familiar Daniel was assigned to the most unusual of the Grim Reapers, Momo. Instead of the traditional black robe of the grim reapers, Momo wears all white. Instead of being cold and dispassionate towards her charges, she cries for their plight. These are stories of those who they are charged to reap.
During the Western Han Dynasty, an eight-year-old Emperor Zhao of Han meets a girl Huo Yun Ge (daughter of Huo Qu Bing and Jin Yu from Ballad of the Desert), who rescued him from the cold of the desert. Ten years later, Huo is now a beautiful young woman, who could not forget the boy she saved. However, the emperor has long forgotten Huo, and with a new love in his life, Xu Ping Jun. The heartbroken Huo later meets a handsome Meng Jue, only later to find herself embroiled in a power struggles within the imperial palace.