The girl Shiki met in the library was the same girl that he had seen riding on the back of Sasajima's bike. The book she left behind has a marker stuck to the page on building quiz bowl buzzer systems. Is she involved with quiz bowl? As Shiki is thinking about all his, Mari tells him they're having a joint quiz bowl practice with another school today. That school turns out to be Miyaura High, the team that claims Mikuriya as a member!
The roof for voice projection practice.
.إلى السّطح من أجل تدريب الإسقاط الصّوتيّ
Aufs Dach fürs Stimmtraining.
A la azotea para practicar la voz.
A la azotea para practicar la voz.
L’entraînement se fait sur le toit !
Sul tetto, a esercitarci nei vocalizzi.
No terraço, para treinar
 projeção de voz.
На крышу, тренировать свой голос.