Aka:后宫:帝王之妾 / The Concubine / A királyi ágyas / La concubina / Cariye / 後宮:色慾天下 / Hoo-goong: Je-wang-eui Cheob / Наложница / Die Konkubine / Hậu Cung / פילגש המלך / นางวัง บัลลังก์เลือด / La Concubina del Emperador / 後宮の秘密 / 滿宮春 / معشوقه / Наложниця
Summary:A tragic love triangle story between Hwa-Yeon, a daughter of a nobleman, her true love Kwon-Yoo, a servant and the man who will be King, Prince Sungwon.