Overview
Yukari Kawahara works at a drink manufacturer. She works hard and achieves recognition for her work. Yukari Kawahara is dating research doctor Kippei Koide. They have lived together for 5 years. One day, Kippei Koide collapses from a brain hemorrhage. Yukari Kawahara soon learns that everything she knew about her boyfriend was a lie. She hires private detective Takumi Kaibara to investigate Kippei Koide.
| Actor | Age then | Age now | |
|---|---|---|---|
 | 30 | 38 | |
 | 37 | 44 | |
 | 59 | 66 | |
 | 39 | 47 | |
 | 22 | 30 | |
 | 57 | 64 | |
 | 6 | 13 | |
 | 13 | 21 |