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 it wrong to go all out 
for something you enjoy?
هل من الخطأ أن نتعمّق في شيء نستمتع به؟
Ist es falsch, sich für etwas,
das man mag, aufzuopfern?
¿Está mal dedicarse a algo que te gusta?
¿Está mal dedicarse a algo que te gusta?
C’est si hilarant d’aimer une chose
avec passion ?
È sbagliato impegnarsi tanto
per una cosa che ci piace?
É ruim se dedicar a algo que você gosta?
Что плохого в увлечении 
любимым занятием?