C136 tripartite convergence

"Is there really no problem?" Surrounding Ice Cliff, a young guard looked at an old man who was dressed in guard clothes, but had never seen him before, and asked in bewilderment.

The old man smiled and nodded. He looked at the painting in his hand and said, "Don't you recognize this seal? Isn't this Gongsun Long's? It's not convenient for him to show his face