Sachiko's beloved sister Nobuko was supposed to go to Tohoku when she suddenly dies in a car accident in Hamamatsu. Sachiko begins to trace her sister's friendships to unravel the mystery of her mysterious death...
| Actor | Role |
|---|---|
 Junko KanoSachiko | Sachiko |
 Jun FujimakiNot listed | Not listed |
 Jun NegamiNot listed | Not listed |
 Jun HamamuraNot listed | Not listed |
 Mayumi KurataNot listed | Not listed |
 Chieko MurataNot listed | Not listed |
| YYoshirō KitaharaNot listed | Not listed |
 Hiroko YajimaNot listed | Not listed |
 Noriko HodakaNot listed | Not listed |
 Akihiko KatayamaNot listed | Not listed |
 Tatsuo HanabuNot listed | Not listed |
 Hiromi IchidaNot listed | Not listed |
| RReiko MizukiNobuko | Nobuko |