During the Mid-Autumn Festival, graduate student Hu Yang reconnects with his former classmate Nan Xiaoyan in their seaside hometown. Their growing relationship faces unexpected challenges that test their love and resilience.
| Actor | Role |
|---|---|
 Wang QiHu Yang | Hu Yang |
 Xinyu LiNan Xiaoyan | Nan Xiaoyan |
 Shao XiaYoung Nan Xiaoyan | Young Nan Xiaoyan |
 Liang TingweiYoung Hu Yang | Young Hu Yang |
 Li JiabingSong Dapeng | Song Dapeng |
 Yu BinghuiXue Li | Xue Li |
 Junheng ChenXin Xin | Xin Xin |
| YYou MenghanLi Beibei | Li Beibei |