Overview
A scientist desperately wanting to prove that mermaids exist is ostracized from the scientific community in Japan. He settles down in Australia steadfast on his hypothesis. When a Japanese student visits him in Australia with strange questions about mermaids, how the young man survived in the ocean, and why he doesn't remember anything.
| Actor | Age then | Age now | |
|---|---|---|---|
 | 22 | 51 | |
 | 28 | 57 | |
 | 20 | 50 | |
 | 55 | 84 | |
 | 21 | 50 | |
 | - | - | |
| 69 | April 2, 2020 (93) | |
 | - | - | |
| 21 | 50 | |
| - | - |