Serika is taken by the strange man she meets, Takuru, into the school basement. Takuru says that he has an important task to do there, but he's reluctant to take her along at all...
that a false reality will 
always fall apart eventually.
أنّ الحقيقة المُزيّفة ستنهار دوماً
في نهايةِ المطاف
qu’un monde factice
finit toujours par s’effondrer.
Che prima o poi
le realtà fittizie si infrangono.
Que uma falsa realidade 
sempre se arruinará no final.