

One year has passed after the great battle against the Orochi (gigantic snake). Tenka Kumo had been paralyzed from the final battle and he took part of the government’s human experiment before the battle. Tenka withdrew himself from society but his younger brothers Soramaru and Chutaro find out the secret past about their older brother.
Acting
Nakamura's Tenka — broken dignity in every sigh.
Direction
Wakano balances exposition and emotional gut-punches.
Cinematography
Muted palette mirrors Tenka's withdrawn world.

Director
Tetsuya Wakano
Trivia, insights & behind the scenes
This OVA adapts the 'Gaiden' manga side stories, meaning even manga readers needed external context for Tenka's full backstory.
The 50-minute runtime mirrors Japanese TV special formatting — designed for late-night broadcast slots where dedicated fans, not casual viewers, would find it.
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