Rentaro encounters the smartest student in school, Eiai Nano, and it turns out she's a soulmate, too! However, her extreme rationality leads him to question whether they really are meant for each other.
No! That would be too inefficient!
!لا! سيكون ذلك غير ذي كفاءة بالمُطلَق
Auf keinen Fall!
Das wäre alles andere als effizient!
Du tout !
Le rencard serait pas efficace, sinon.
Te ne vai?
Não! Isso seria muito ineficiente!