C69 The One Who Achieves Success Is the Master

The old lady looked at the transparent mucus in the bowl and asked suspiciously, "Is this useful?"

Shi Lei nodded affirmatively. "It is."

"It's useless. Let's try it first." Lin Mingzhang said.

The old lady did not hesitate anymore after her husband sent the message. She carried the bowl and quickly went upstairs.

"Come on, let's go in and take a seat." Lin Mingzhang looked at Shi Lei