During the Joseon Dynasty, lowborn Chae-sun challenges the rule that states only men allowed to sing while navigating devotion to her teacher and the demands of the king's father.
Unfortunately the movie The Sound of a Flower is not yet available on HBO Max.
| Visual Effects | Hong Jang-pyo | Special Effects Supervisor |
| Lighting | Lee Chul-oh | Lighting Director |
| Art | Kim Hye-bin | Art Direction |
| Visual Effects | Cheong Jai-hoon | VFX Supervisor |
| Directing | Lee Jong-pil | Director |
| Sound | Lee Sang-jun | Production Sound Mixer |
| Production | Baek Yeon-ja | Producer |
| Camera | Kim Hyun-seok | Director of Photography |
| Production | Kim Seong-hwan | Producer |
| Sound | Kim Tae-seong | Music |
| Editing | Kim Sang-bum | Editor |
| Editing | Kim Jae-beom | Editor |
| Production | Ko Dae-seok | Line Producer |
| Sound | Lee Sung-jin | Sound Supervisor |
| Sound | Lee Seung-chul | Sound Supervisor |
| Sound | Han Myung-hwan | Sound Mixer |
| Art | Lee Jong-geon | Production Design |
| Camera | Lee Eui-tae | Camera Operator |
| Costume & Make-Up | Kwon Yoo-jin | Costume Design |
| Writing | Lee Jong-pil | Writer |
| Art | You Cheong | Props |
| Art | Nam Seong-ju | Set Decoration |
| Production | Kim Kyeong-taek | Production Supervisor |
| Production | Bang Ok-kyung | Executive Producer |
| Production | Kim Dae-seung | Producer |
| Costume & Make-Up | Cha Sun-young | Costume Design |
| Editing | Park Jin-young | Digital Intermediate |
