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?
The fundamental model of Imaginary Science
likens parallel worlds to bubbles in water.
Im Denkmodell der
Imaginärelementwissenschaft
La ciencia compara los mundos paralelos
con burbujas dentro del agua.
La ciencia compara los mundos paralelos
con burbujas dentro del agua.
En sciences spéculatives,
Nel modello di pensiero
 delle Scienze Immaginarie,
No modelo da Ciência do Elemento Imaginário,
os mundos paralelos são como bolhas na água.
Большинство мнимологов