He, Xiao Yexuan, is a young feudal lord, a warrior in the iron-blooded battlefield, the sharpest sword in the empire, and his ambition is to conquer the world.
He has a deep view, amazing talent and beauty, but bad at practice. He is a banished immortal who hides in the peach forest and has insight into the world.
A chase, a mistake, and the sound of the piano deep in the peach forest led to a fateful encounter. He broke his wings and forcibly dragged him into the chaos of the world; he strategized and used unparalleled wisdom to help him break the formation and kill the enemy. From confidants who fight side by side to lovers who are deeply in love, the peach branch is the promise and the red scarf seals the love.
However, under the prosperous times, there are turbulent undercurrents. The mystery of Yun Jing's life experience is like a hanging sword, involving the grudges of the previous dynasty and the emperor's intentions. Suspicion, frame-up, rupture... When the truth is revealed in the cruelest way, what is separated between them is a blood feud and an insurmountable ethical gap.
Family, country, world and personal love are pushed to the cliff of choice. He was willing to conquer the world for him, but he sacrificed his life for him in exchange for the eternal peace of his country.
In the end, who wins the world? Who is it, guarding the peach blossom tree alone, watching all the prosperity disappear, the blue water falling into the yellow spring, and it is difficult to find that clear shadow...
This is a story about troubled times, intrigue, love and sacrifice. A tragic song that sings "all the world", asks what love is in the world, and teaches us how to make love between life and death.