C787

Ling Zhengdong had already guessed that Ling Zhengbei would not care about the contents of the first letter, so he sent the second letter in time. And the second letter was a challenge letter.

Ling Zhengdong allowed Loong Xiaoyun to represent him on the stage and compete fairly. The winner would have absolute control over the winner's Ling Family and the loser would be at the winner's mercy