Overview
Zoo-young and her contrabass are wandering in space after leaving their planet due to a food shortage. Meanwhile, Earth is overflowing with plastic, their staple food, and Pu-reum lives there. Pu-reum's song guides Zoo-young and the contrabass back to Earth, and after a long journey toward each other, they finally meet.
| Actor | Age then | Age now | |
|---|---|---|---|
 | 38 | 38 | |
 | 18 | 19 | |
 | 25 | 26 | |
 | - | - | |
 | 36 | 37 | |
 | 50 | 51 | |
| - | - | |
| - | - | |
| 36 | 36 | |
 | 30 | 30 |