As Mari and Kouzuki Yuki are working at their part-time job in Akihabara to earn money for a buzzer set, Shiki and Inoue arrive in the area to train themselves with a quiz bowl game in the arcade. They're battling against a player called "Second Lieutenant Chisato" when Ashiya shows up, and the pair finds out that their opponent is someone they know quite well. Then a strange, somewhat suspicious character approaches the group...
First stage, begin!
!بداية المرحلة الأولى
Level 1 beginnt!
¡Primera ronda, empiecen!
¡Primera ronda, empezad!
Le premier match va commencer.
Prima fase, via!
Começar a primeira fase!
Первый тур начинается!