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.
| Directing | Leste Chen | Director |
| Writing | Lin Xiaoge | Screenplay |
| Writing | Ren Peng | Screenplay |
| Camera | Charlie Lam Chi-kin | Director of Photography |
| Writing | Dong Hee-sun | Original Story |
| Writing | Hong Yoon-jeong | Original Story |
| Writing | Shin Dong-ik | Original Story |
| Production | Wang Hong | Producer |
