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.
and she can answer 
any question about any subject.
ويمكنها الإجابة عن أيّ سؤال حول أيّ مادّة
und die Lösung für jede Aufgabe
in jedem Fach kennen.
y puede responder preguntas
sobre lo que sea.
y puede responder preguntas
sobre lo que sea.
et elle peut répondre
à n’importe quelle question.
e sa rispondere
a ogni quesito di qualsiasi materia.
e pode responder a qualquer
pergunta sobre qualquer assunto.
На любой вопрос
по любому предмету может ответить!