- Synopsis
The inhabitants of the Kurôzu-cho village are suddenly becoming very fixated on spirals, and a girl named Kirie and her boyfriend Shuichi are trying to figure out just why.
"Math, my dear boy, is nothing more than the lesbian sister of biology."
The inhabitants of the Kurôzu-cho village are suddenly becoming very fixated on spirals, and a girl named Kirie and her boyfriend Shuichi are trying to figure out just why.