A visit to the photographer's returns the physical looks of a 70-year-old grandmother back to her 20s. Things get even stranger when his grandson asks her to join his band, and his best friend begins to fall for her.
| Actor | Role |
|---|---|
 Yang ZishanMeng Lijun / Shen Mengjun | Meng Lijun / Shen Mengjun |
 Gua Ah-lehShen Mengjun | Shen Mengjun |
 Chen BolinMusic Director | Music Director |
 Lu HanXiang Qianjin | Xiang Qianjin |
 Wang DeshunLi Dahai | Li Dahai |
 Wang QingStudent | Student |
 Hao XuankaiBully | Bully |
 Xing ZhaolinBand Member | Band Member |
 Li YanYoung Xiang Guobin | Young Xiang Guobin |
 Yang QingChen Yumei | Chen Yumei |
 Zhou YutongXue Jie | Xue Jie |
 Xia XingCindy | Cindy |