As Kei Nagai escapes from the Ajin Research Institute, the true intentions of the mysterious hat-wearing man, Sato, begin to emerge. Meanwhile, Tosaki, the desperate head of the Ajin Management Committee, pursues his own agenda. Their conflicting ambitions intensify the struggle between the Ajin and the Japanese government, drawing society as a whole into the conflict. Answering Sato’s call, seven Ajin gather together, only to be confronted with a shocking new plan.
| Actor | Role |
|---|---|
 Mamoru MiyanoKei Nagai (voice) | Kei Nagai (voice) |
 Yoshimasa HosoyaKaito (voice) | Kaito (voice) |
 Aya SuzakiEirko Nagai (voice) | Eirko Nagai (voice) |
 Daisuke HirakawaKōji Tanaka (voice) | Kōji Tanaka (voice) |
 Hiroyuki KinoshitaIkuya Ogura (voice) | Ikuya Ogura (voice) |
 Hochu OtsukaSatō (voice) | Satō (voice) |
 Jun FukuyamaKō Nakano (voice) | Kō Nakano (voice) |
 Mikako KomatsuIzumi Shimomura (voice) | Izumi Shimomura (voice) |
 Takahiro SakuraiTosaki (voice) | Tosaki (voice) |