In that icy blue castle lived a stunningly beautiful but lonely and sad woman. So many wise men bowed to her, why was she still as cold as ice? Why did she treat the lowest-level charmer in the Netherworld as if she were her own child? Why was her heart so shaken when she saw her sister's lover? That meeting and duel at Lake Luoning, how she would end up with the nemesis in her life, and whether love, hatred, and hatred can outlast the battle of power, are all unknown.