The Palace of Light 2007 one on netflix

Tiraka is a dangerous woman who can do anything to be the princess of the prestigious and enchanting Sang Soon Palace. She gets engaged to the heir of Sang Soon, Prince Aysoon Suriyachat, or “Thong”. The engagement enrages Prince Pasaworn Suriyachat, or “Thoi”, the jealous twin brother of Prince Aysoon, who feels that Tiraka is rightfully his. Thoi gets his chance to woo Tiraka, when his twin brother, Thong, gets called to fight in the war. To Tiraka, the only thing that matters is that she becomes the Lady of Sang Soon.