C470 Swear 1(1)

In the blink of an eye, a week had passed. It was time for me to say goodbye to Nangong Shaan.

"Master, what's in the bottle this time?"

"Don't touch the treasures in my room."

"I was just asking."

"[Be careful. This thing is very precious. It is used to treat cervical vertebrae. Back then, someone offered 500,000 for my prescription, but I didn't sell it.]"

Hearing this