C546 Cultivation Technique

Bai Yu smiled faintly and said, "You are much weaker than I imagined. I have changed my mind and decided not to kill you."

"But you have to follow me for ten years. Within ten years, you are not allowed to cultivate any high-level cultivation techniques, and you are not allowed to leave me ten meters away. After ten years, I will consider sparing your life."

Lin Feng frowned and asked