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...
Is there something wrong 
with being quiz freaks?!
هل من خطب ما في كوننا مهووسي 
!أسئلة مسابقات؟
Ist es denn schlimm,
ein Quiz-Spinner zu sein?
¡¿Está mal que seamos
fanáticos de las preguntas?!
¡¿Está mal que seamos
frikis de las preguntas?!
Qu’est-ce qu’il y a de mal
à être obsédé du quiz ?
C'è qualcosa di male
nell'essere dei fanatici dei quiz?!
Qual o problema de 
ser fanático por quiz?
Плохо, что ли, 
быть викторинным фанатиком?!