Amongst the volunteers, only Daichi, Taiyo, and Tsuki survive. The three of them begin working on Project Noah, in order to save millions of their people. As Daichi continues his research, he meets a woman named Miyuki and begins to question his actions.
The knowledge we will be able
to obtain through such observance
المعرفة التي سنتمكن من الحصول 
عليها من خلال مثل هذا الملاحظة
Die verschiedenen Erkenntnisse,
die wir durch die Beobachtung erhalten,
El conocimiento que obtendremos
a través de tal observación...
Les connaissances acquises
via cette observation
O conhecimento que podemos
obter através destas observações