"Mountain Moon I Don't Know What's in My Heart" is directed by Yu Chun, Li Yuanxi is the screenwriter, Song Qian, An urban emotional inspirational drama starring Ou Hao. Adapted from Xin Yiwu's novel of the same name, the play tells the urban love story of Xiang Yuan and Ye Qianze pursuing independence of personality and making progress, but constantly struggling between ideal and reality. Sun Yi, Tang Yuzhe, Xia Ningjun, Wan Tong, Lin Tianyuan, Ding Yongdai, Wen Zhengrong, Li Chongxiao and many other powerful actors also joined the play.
The show premiered on Jiangsu Satellite TV on August 20, 2019, and was broadcast on Youku Video and Mango TV will be broadcast simultaneously. The play was well received by audiences and critics, and was selected into the "List of Recommended Broadcast Reference Plays to Celebrate the 70th Anniversary of the Founding of New China".
Xiang Yuan grew up in rural Anhui and lived a poor but happy life. She grew up with her childhood sweetheart, Ye Qianze, and they were like brothers. However, Ye Qianze's father Ye Binglin came back suddenly, breaking their peaceful life. Ye Qianze was brought to Guangzhou by his father to prepare for the college entrance examination. He tried his best to get into the same university as Xiang Yuan, hoping to be with Xiang Yuan for a long time. On the day of the college entrance examination, Ye Qianze's mother unfortunately passed away in a stampede accident, leaving a scar that could not heal. A year later, the two were admitted to the same university in Guangzhou as scheduled. However, family pressure and outside interference caused misunderstandings and conflicts between the two. They separated for a short time, as if a century had passed.