The three brothers discover that the human experiment banned after destroying the "Orochi", is still going on to secretly revive the evil snake. They also find out that some ex-members of the Yamainu (the Japanese military unit formed to kill the snake) are behind this conspiracy. The brothers fight together again in a battle against the military.
(Source: Amazon Prime Video)+ More
Characters & Voice Actors

Kumou, Chuutarou
Main
Kumou, Soramaru
Main
Kumou, Tenka
Main
Nishiki
Main
Abeno, Sousei
Supporting
Ashiya, Mutsuki
Supporting
Inukai, Zenzou
Supporting
Sasaki, Kiiko
Supporting
Shi, Chenran
Supporting
Takamine, Seiichirou
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