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..
I understand, Mother.
.فهمت يا أمي
Ich habe verstanden.
Entiendo, madre.
Entiendo, madre.
Compris, mère.
Va bene...
Entendi, mamãe.