Who did it?

"I……" When Cheng Yuefei heard the words "Are you done?", his face turned pale instantly. He forced himself to remain calm, swallowed his saliva and said, "No, I haven't finished yet!" "You haven't finished yet? Then you talk too much." Nash Lin eyes narrowed, and he slapped Cheng Yuefei in the air with his backhand. With a loud slap, Cheng Yuefei's body was suddenly slapped up one meter from the ground, and then he quickly turned two circles in the air, and finally fell heavily to the ground...