Someone Insufferably Arrogant

"I am not from the Su family, but I have an established relationship with them. Thus, the Su family's business is this old man's business," Lu Chengfeng declared arrogantly, placing his hands behind his back and raising his head slightly. 

"If you're not from the Su family, then it's none of your business. Just go away," Wei Zhixuan waved his hand and scoffed, as if he was shooing away a fly.