The Tokiwadai team competes in the Balloon Hunter event, but due to a case of mistaken identity, one of the Sisters substitutes for Mikoto. Yoshio Baba feeds the other school's team with data on the Tokiwadai competitors, with surprising results.
There was an incident in 
this alleyway previously,
،وقعت حادثة هنا في هذا الممرّ سابقًا
Da diese Seitengasse in der Vergangenheit
für ein Experiment verwendet wurde,
Por esas calles
se realizaron experimentos,
Por esas calles
se realizaron experimentos,
Cette ruelle a servi
lors de l’expérience.
Questo vicolo
Estes becos foram os locais onde
aconteceram os experimentos anteriores.
«В этих переулках раньше
проводился эксперимент.