The Dayan Dynasty has reigned for over 1,300 years.The emperor is critically ill, the crown prince governs as regent, local immortal sects hold sway over their territories, and a powerful chancellor at the imperial court disrupts state affairs. When Xu Yuan wakes up,he finds himself in a dilapidated temple deep in the mountains on a rainy night.He sees a bizarre stone Buddha with broken arms,and besides that,a woman in black sitting by the bonfire, her face veiled by a thin gauze.