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?
Still, the study sessions spurred 
the class to talk to each other more,
Durch unsere Lerntreffen haben auch unsere
Kameraden mehr miteinander gesprochen
Pero esas sesiones
hicieron que hablaran más entre ellos,
Pero esas sesiones
hicieron que hablaran más entre ellos,
Mais…
D'altra parte,
No entanto,
Вот только…