At the Hundred Flowers Banquet, the Flower King Yaojun died suddenly in front of the immortals, and many immortals were deprived of their lifespans. Legend has it that there is a temple on the top of Kunlun Mountain called Yunyandu that can be pawned in exchange for everything. In order to find out the truth, the flower fairy Bai Mudan went to Yunyandu and met the God of Exorcism. The order to bloom in winter is imminent, but Bai Mudan is unwilling to give in and blooms against the season. She is punished by heaven, and the God transforms into a mythical beast Pixiu to absorb water from rivers, lakes and seas to extinguish the heavenly calamity, thunder and fire on Bai Mudan, and the two fall in love. Bai Mudan discovers that the owner of Yunyandu is a woman who looks exactly like her, and the God is also inextricably linked to this person. The real murderer who took the lifespan at the Hundred Flowers Banquet is also ready to move, planning to seize Yunyandu...