Upon hearing that they could challenge repeatedly and even ask for help, Ye Weiming finally breathed a sigh of relief and turned to Dao Mei, saying, "Contact your brother."
"Already tried." Dao Mei shook her head, "We are now in a special map and can't send a pigeon message."
Ye Weiming nodded in understanding, then asked his four companions if they knew how to play chess. After confirming that none of them did, he reluctantly sat down to try and break the puzzle.