After the events of the series, Shibata has lost her memories and is reassigned. Meanwhile, a strange case regarding a cursed tree that kills whoever's name is written on its trunk surfaces among mysterious deaths. Following different leads, Shibata and the Unsolved Cases unit will meet again as they investigate. Asakura, it seems, is also plotting behind the scenes...
| Actor | Role |
|---|---|
 Miki NakataniShibata Jun | Shibata Jun |
 Atsuro WatabeMayama Tooru | Mayama Tooru |
 Sarina SuzukiKito Aya | Kito Aya |
 Raita RyuNonomura Kotaro | Nonomura Kotaro |
 Katsuhisa NamaseToyama Kintaro | Toyama Kintaro |
 Toshifumi MuramatsuKondo Akio | Kondo Akio |
 Toru TezukaNakata Eiji | Nakata Eiji |
 Metal YoshidaKaneko Takeshi | Kaneko Takeshi |
 Akiko KinouchiTakanari Misaki | Takanari Misaki |