Overview
Sin is a rock star. He has an amazingly loud voice with a range of four octaves. His secret is that he has created his voice through a method of vocal cord doping. His voice is now teetering on the edge, due to side effects from the vocal cord doping. Around this time, Sin meets Fūka, who is a street musician. When Fūka sings, her voice is so small. Due to Fūka, Sin looks back upon his past.
| Actor | Age then | Age now | |
|---|---|---|---|
 | 48 | 55 | |
 | 25 | 32 | |
 | 29 | 36 | |
 | 40 | 47 | |
 | 42 | 49 | |
 | 21 | 28 | |
 | 43 | 50 | |
 | 48 | 55 | |
 | 66 | 73 | |
 | 56 | 62 |