Gashin bumps into Yuusei and learns that his foster brother has accomplished a great feat. He built an autonomous city for the Japanese people to safely live in. Yuusei asks Gashin to join him and live a normal life, but not everything is as it seems.
I'm your big brother. You can trust me.
Komm, vertrau deinem großen Bruder.
Soy tu hermano mayor.
Puedes confiar en mí.
Je suis ton frère, non ?
Tu peux me croire.
Sou seu irmão mais velho.
Pode confiar em mim.