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?
In our world,
In meiner Welt ist einfach nur
ein alter Mann beim Forschen
En este mundo,
En este mundo,
Dans mon monde,
Nel mio mondo,
Neste mundo, um homem idoso
apenas caiu no meio de sua pesquisa
В нашем мире…