Treepimai clings to bittersweet memories of the White Castle, where he once loved Irawadee. After her death, his adoptive brother tries to sell the castle for personal gain, but Treepimai can’t let it go. Meanwhile, he meets Andaman, a pure-hearted young woman with strong ideals who lives nearby. Their meeting—between a man rooted in memories and love for the castle, and a woman devoted to her homeland—gives rise to an unforgettable romance.