The Xuanxiao Sect is massacred by the Blood Robe Tower. Its young master, Ye Hanzhou, falls into a frigid pool and encounters the swordsman Xie Qinglan. Sanskrit writing on an ice coffin reveals the cause of the massacre. Two moons hang in the sky, stirring the royal family's secret arts. The Heavenly Secrets Mirror shatters, and a twenty-year-old killing calamity begins anew.
