Movie where king has multiple concubines

Living a torturous life of poverty and barely able to survive, Hwa-yeon decides to offer herself as one of the king’s concubines. Once inside the royal palace, two men are immediately seized by the woman - the Grand Prince Seong-won, a megalomaniacal ruler drunk with power and lust, and Kwon-yoo, who has everything to lose if his desire for Hwa-yeon is exposed.

A woman from a prestigious family helps her husband become king, but their relationship deteriorates as he takes many concubines. Tensions rise as the king seeks to control her and her family.

Following a winning game, a young man finds himself at the head of the harem of an oriental prince who has seven wives. One of them escapes, replaced by the young girl her family wants the young partygoer to marry. Everything ends in songs and as desired.