A first encounter in Cangwu Mountain caused Xiao Chen, an unruly and enthusiastic disciple of Chixia Mountain, to crash into the world of Gu Yunzhi, a cold and ascetic alchemist. One is "Biao Yang" who wields a sword to kill evil, loves to talk and laugh, and the other is "Han Yue" who guards the medicine stove and cherishes words as gold. The two people who should be parallel become intertwined because of a green underworld grass.
From the trial game of being forced to go together, to the gradual realization of the Communist Party's intention to fight for life and death in the crisis; from the pull of identity and position, to the two-way rush to break through obstacles, they fought side by side in the storm of the world of immortality, and caught a glimpse of the heat in the depths of each other's souls in the entanglement of fate. Xiao Chen melted Gu Yunzhi's ice with his freshness, and Gu Yunzhi protected Xiao Chen's purity with his depth. There was heartbeat hidden in the light and shadow of the sword, and deep love filled the fragrance of medicine.
When the ultimate conspiracy is revealed and the fateful showdown comes, should we choose to be safe alone or join hands to fight the abyss? This is a legend of immortality about redemption and perseverance, and it is also an affectionate love song that spans the stars and is only for one person - even if there are mountains and seas separating us, and even if there are wind and rain, I am willing to travel with you throughout the three realms. I will protect you and accompany you forever.