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?
Calligraphy pens are 
pretty easy to use, huh?
Esta pluma es fácil de usar.
Esta pluma es fácil de usar.
C’est pas mal, les stylos à gel.
È molto facile da usare.
As canetas com ponta de pincel
até que são fáceis de usar!
Как, оказывается,
удобно фломастером писать.