While struggling to make friends after his parents’ divorce, Koyomi Takasaki meets Kazune Takigawa, but apparently, they already have. Kazune reveals that she’s from World Line 85, an alternate universe in which she and Koyomi are lovers. But in a reality where moving between dimensions is natural, could Koyomi be the one from another world?
so I had no point of comparison 
for how different they might be.
darum wusste ich nicht,
wie unterschiedlich die beiden sich sind.
así que no tenía forma de compararlas.
así que no tenía forma de compararlas.
j’aurais du mal à voir
ce qui les distingue.
non avevo modo di confrontarle fra loro.
nem tenho como ter base para
fazer uma comparação entre elas.
Поэтому не мог знать,
насколько она отличается от Кадзунэ.