C368 Dysentery

When he was trying to pursue the profound way by following a master in the Heaven And Earth Sect, master once said that the most fascinating and profound thing in the world is numbers.

At that time, she did not really understand, but when master talked about mathematics, once you grasped it, you would become a terrifying person.

Bai Ruyue, no, Luan Yuyue had scoffed disdainfully at that time