Goryeo Black Prince

-19th year of King Gojong of Goryeo. In the first year of Geum Cheonheung (天興), the 4th year of King Taejong of Mongolia (1232),
a modern man born in the wrong era possessed Wangsik, a Goryeo prince.
Mongolia’s cries of power and rebellion are growing louder outside the country. In the midst of the crisis between foreign and domestic relations, Wang Sik wants to become the Black Prince of Goryeo in order to create a Goryeo country without even a Yuan interventionist…

~ Goryeo Black Prince