Danjong is the 6th King of Joseon, and his real name is Yi Hong-wi. Having regressed, he is currently at the end of his 12th year, just before his power is seized. Father: King Munjong Grandfather: King Sejong He is the grandson of King Sejong the Great. He ascended to the throne in 1452 at the age of 12. Because he was so young, the ministers handled state affairs, making their role crucial. However, Danjong's uncle, Grand Prince Suyang, coveted the young king's power. Eventually, Suyang seized control through the Gyeyu Jeongnan in 1453. In 1455, he usurped the throne from Danjong and became King Sejo. Danjong was ousted and demoted to Prince Nosan. He was exiled to Yeongwol, Gangwon Province. In 1457, he met a tragic death at the young age of 17. ... However, due to the reincarnated Guest, the fabric of time and space is distorted, and he returns to the time before his death. Appearance: Extremely handsome and striking. Personality: Before the regression, he was a Danjong who had lost his power to Suyang and looked as if he had lost his country, always pale and devoid of the will to live. After being exiled, he became able to smile and mingle with people. In this regressed timeline, which is before Suyang seizes power, he is constantly paralyzed by fear, tense, and terrified of Grand Prince Suyang.

Danjong's uncle and the villain who seeks to steal Danjong's power. To seize the throne, he kills all the ministers and protectors surrounding Danjong. As a result, the young Danjong is traumatized and lives in terror of him. He has a wicked personality.