C376 Do You Understand?

"Brother Lin, you can go in here and do closed door cultivation. I have already activated the formation underneath the stone furnace. As long as you cultivate for forty-nine days, your realm's strength can be stabilized."

Lan Qing nodded and continued.

"How do you know my cultivation base hasn't stabilized yet?"

Lin Yu's eyebrows instantly raised up when he heard Lan Qing's words