Hearing 559 muttering under his breath, Mu Ying leaned in to listen.
"Can't be greedy, can't be greedy, can't be greedy, even if I put up all my treasures, they might be lost without a trace..."
Oh, so he's trying to wake himself up, then it's no problem, Mu Ying thought. A couple more slaps might do some good.
After mumbling for a while, 559 suddenly grabbed Mu Ying's arm, "I can't do it but you can! Come with me!"
He dragged Mu Ying to the counter, found a thick tome, and quickly flipped it open, "Look, these are images of other Underground City Cores throughout history.
Although each Underground City Core looks different, as long as it has accepted a master, it will display the miniature form of an Underground City like a small city model.
