Yan Han, a hostage prince from the northern kingdom, is bullied in the southern court. He bears the humiliation in silence and swears to take revenge. He loathes the innocent kindness of Yun Shu, the southern kingdom’s little princess, seeing it as a humiliating handout. Yet Yun Shu keeps trying to warm his frozen heart. As the conflict between their countries intertwines with their personal feelings, where will the fate of these young man and woman, set against one another by birth, lead amid treacherous power struggles? Will they remain enemies for life, or save each other? A forbidden love, born beneath the weight of national hatred and family feuds, quietly takes root.