In a vast frozen waste, twins Sou and Seiji have been fighting each other for millennia. Ms. Aki says that to change the world, they need the twins' "Reverse" power, and Nagara and Mizuho come to assist. Yamabiko questions Sakura, one of Mizuho's cats.
Back to the future they wanted.
.العودة إلى المستقبل الذي يريدونه
In die Zukunft,
die sie sich gewünscht hatten.
Regresar al futuro que querían.
Dans l’avenir qu’ils souhaitaient.
De volta ao futuro que queriam.