C257 Silkworm cocoon

Squatting on the branch of the ancient tree, Qi Tianyu held his breath and placed his hand on the tree trunk. After a long time, when the heartbeat sounded again, Qi Tianyu felt a faint, almost imperceptible vibration.

"The source of this vibration seems to be an ancient tree."

Qi Tianyu followed the vibration of the ancient tree and headed towards the source. Along the way