Overview
Ryoichi Yoshimori is a university student. His girlfriend, Kyoko Sawada is a few years older but the pair don’t care as they are deeply in love. After Ryoichi proposes to Kyoko, she suddenly disappears. Several days later, Kyoko re-emerges but claims to have no memory of him. With the help of a classmate/lawyer Chiaki Takaharu and his childhood friend Maki Kawai, Ryoichi attempts to unravel the mystery that may be related to the rumours of a memory erasing individual known as Kiokuya.
| Actor | Age then | Age now | |
|---|---|---|---|
 | 26 | 32 | |
 | 22 | 28 | |
 | 28 | 34 | |
 | 51 | 57 | |
 | 31 | 36 | |
 | 47 | 52 | |
 | 45 | 51 |