Su Zhiyi's eldest brother and Lu Hanchuan's direct superior and closest brother-in-arms. He felt responsible after Lu Hanchuan injured his leg saving him, and decided to marry off his sister Su Zhiyi to Lu Hanchuan because he saw the deep affection Lu Hanchuan had for her. In the previous life, he died heroically during a mission one year after Su Zhiyi's disappearance.
