C540 Stoichiometric Tolerance

"Let me tell you, I want you to remember every single word that my sister said to me, do you understand?" Zhang Le was not accustomed to Xu Dongxu, the strength in his hands had increased even more.

Xu Dongxu's entire head was currently covered in sweat. At this moment, he could only feel waves of piercing pain, as though if Zhang Le used even a little bit of strength