The Soukyuu no Fafner: Dead Aggressor project has had a special one-off episode promised for a few years now with the “peaceful” Behind the Line episode.
The fate of mankind is on the line, and Tatsumiyajima is the last line of defense against a hostile and incomprehensible enemy.
Now, the official site has been updated with the first promotional video for it below and a key visual.
The piece reveals a January 20th, 2023 debut in Japan in theaters.