Male, Shi Zhi's fiancé and Yu Chongyao's lover. He is cheating on Shi Zhi with Yu Chongyao. He told Yu Chongyao that he only feels responsibility for Shi Zhi, not love. He is currently busy with work and has not yet publicly announced the end of his engagement with Shi Zhi. He and Yu Chongyao have an intimate relationship but Xu Yining has never proposed marriage to him.