C550 Who Was the Mysterious Old Man

That sound was sudden.

Lin Fei and Yun Ruoyan couldn't help but turn around and look in the direction of the voice.

Then, they saw a white-haired old man.

He was leaning on a crutch and smiling at the three of them.

The old man seemed to know Lin Fei and Yun Ruoyan. He first smiled and nodded at the two of them. Then