"Have you received a black invitation card? Show it to me. I should have guessed that someone like you would not go unnoticed by Long Life Hall," the old knife sighed.
Li Xiu took out the black invitation card given to him by the Red Sand City Lord and handed it to the old knife. The old knife took a careful look and his expression suddenly changed: "There's a problem with this black invitation card."
"What problem?" Li Xiu asked, puzzled.
