[1] The 51-episode series aired on MBC TV from October 28, 2013, to April 29, 2014, on Mondays and Tuesdays at 21:55 (KST).

Battle of Flowers) but the title was changed to prevent confusion with the similarly named playing cards.

[2] The series revolves around Ki Seung-nyang (Ha Ji-won), a Goryeo-born woman who ascends to power despite the restrictions of the era's class system, and later marries Toghon Temür (emperor of the Yuan dynasty) to become a Yuan empress, instead of her first love, Wang Yoo (Joo Jin-mo).

[6] It also received positive reviews for its strong acting skills, gripping background and elaborate scenes.

Historians were worried that the audience would overlook the fact that the real-life Empress Ki was responsible for attacking her native land.