Sacrifice Miyu and save the world... The Ainsworths' true objective is to use Miyu, the Holy Grail, to save all mankind. The new turn of events sends Illya into confusion. Kuro rushes to her aid, immediately saying she values Miyu more than some parallel world. Meanwhile, with the fate of a world and Miyu hanging in the balance, Illya struggles to find her answer...
Kill the world, or kill a single person?
Der Mord einer ganzen Welt
oder eines Einzelnen?
¿Matar al mundo o matar a una persona?
¿Matar al mundo o matar a una persona?
Sacrifieras-tu le monde
ou une seule personne ?
Lasciar morire questo mondo
o uccidere una persona?
Destruir o mundo? 
Ou uma única pessoa?