Yu Shu Lien is a fictional character from the film Crouching Tiger, Hidden Dragon, directed by Ang Lee. She is portrayed by actress Michelle Yeoh and is known for her exceptional martial arts skills and strong sense of honor. As a warrior, she navigates complex relationships and societal expectations while seeking to protect her loved ones. In the story, Yu Shu Lien has a deep, unfulfilled love for Li Mu Bai, played by Chow Yun-fat. Their relationship is central to the plot, highlighting themes of love, sacrifice, and the struggle between duty and desire. Her character embodies resilience and strength in a world filled with challenges.