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..
So you knew, Sensei...
...كنت تعلم إذًا يا سينسي
Sie wussten also davon,
Professor Saikawa.
¿Ya lo sabías, sensei?
¿Ya lo sabías, profesor?
Vous étiez au courant ?
Allora lo sapeva, professore?
Então você já está ciente, sensei?