C399 Xia Yuxin Who Was the Subject of the Unwritten Rules

Xia Yuxin was shocked beyond belief as she stared at Shi Lei in a daze. Seeing that he wasn't joking with her, she thought back seriously, "Mhmm …" "Indeed, the teacher often touches my hand, but I'm already used to it. Aside from this, he doesn't do anything excessive."

Shi Lei laughed, then said: "Hehe. Yuxin, you are still too naive, if I guessed correctly, that patent of yours