The moment the jade box appeared, an overwhelmingly dense concentration of spiritual energy burst forth within the room, causing the pores on Yun Chen's skin to open involuntarily as he began absorbing the energy by sheer instinct.
Shen Jia opened the jade box to reveal a small piece of crystal inside. It was only about the size of an infant's fist, yet the spiritual energy it emitted was far purer and much denser than even the spiritual pools or spiritual veins Yun Chen had ever cultivated with.
"What is this?"
Chapter 118