Time has passed since the incident at Magata Labs, and Saikawa and Nishinosono's daily life is returning.  Then one day, Shiki visits Saikawa at the university library..
What's wrong, Sensei?
ما الخطب يا سينسي؟
Was haben Sie?
¿Qué te pasa, sensei?
¿Qué te pasa, profesor?
Qu’est-ce qui vous arrive ?
Cosa le prende, professore?
O que houve, sensei?