chapter 164 Root Cause

After taking the silver needle, Zheng Shuangshuang became a little worried. She had injured her waist when she was young. Whenever something was wrong, her waist would hurt again. Every time this happened, she would just use acupuncture to pierce the acupoints behind her waist, and it would heal after a while. But it was impossible to see the acupuncture points on her back in her current state... "Um...classmate, can you do me a favor?" Zheng Shuangshuang said gritting her teeth. "No problem,...