Two years after the world as we know it has ended, Shizuru leads an uneventful life in her hometown of Agano. But one day, she finds a clue that will lead her on a journey into the unknown to find her missing friend.
Four!
!أربعة
… vier, drei, zwei, eins …
¡Cuatro!
¡Cuatro!
… quatre,
Quattro...
Quatro!
Четыре!