Peeling Onions

Four little cuties, playing mahjong together. Qiao Zhen, the most powerful brain on earth, laid out the cards in front of him without interest. "Tianhu, I win." Xie Ming pointed to the card table shrouded in his ghost and said with a smile. "Dr. Qiao, there seems to be one less card in front of you." Mu Rui looked away, and the transparent vortex that distorted the space instantly dissipated. She nodded with a cold voice. "There is indeed one missing card." Yuan Yuan patted the powder stained on her palms, revealing her white teeth. "Yes, yes, there is one missing card." Purpose: To survive.