While Class C are discussing Karuizawa and Hirata's break up Yamauchi is approached by Sakayanagi from Class A. Horikita warns that it's a trap, but Yamauchi pays it no heed. Meanwhile, Horikita tells Ayanokoji that rumors are swirling around Ichinose.
It's math, dude.
إنّها الرياضيّات
Abbiamo matematica.
É matemática, cara.
Математика, тормоз.