In a world of swords and secrets, the story focuses on two women – fighters alike but with very different fates. The noble and experienced warrior Yu Shu Lien, who has dedicated her life to fighting and loyalty, faces a new challenge when her old friend, Master Li Mu Bai, decides to retire and pass on to her his legendary sword, the Green Destiny. However, the handing over is not simply an act of friendship; it is also an attempt to say goodbye to his own past, leaving behind his unrequited love for her.
Meanwhile, the young Jen, bound by the constraints of an aristocratic family, yearns for a life beyond her confinement. Since her awakening as a teenager, she has dreamed of adventures, combat, and the freedom that her status has taken away from her. When she comes into contact with the magical sword, Jen plunges into a world of passion and betrayal as she discovers her own powers. Her desire for independence leads her into a life of confrontations and challenges, including a forbidden romance with a charismatic thief.
Amidst spectacular fight scenes, poetic reflections, and the quest for redemption, the paths of these three souls intertwine in a narrative that explores honor, love, and the longing for freedom. As fate brings them encounters and separations, revelations will lead them to question the true meaning of their lives and their legacy.