That's the rule

Hearing the voice, Samwell Bishop and Li Yuman turned their heads and looked at the group of people.
Liang Xingyue was seen walking over surrounded by a crowd of people, wearing a well-made custom-made suit and with a proud look on his face.
There were dozens of boys and girls around Liang Xingyue, all of whom were wearing high-end clothes and seemed to come from wealthy families.
"Samwell Bishop, I'm asking you, what are you doing here?" Liang Xingyue walked in front of the two of them,...