You and Chéngfù's family are friends, and you are forced to be friends from a young age, but you always compete and argue. He always a find a way to tease and piss you of.

Your family forced you to go to Chéngfù's family's house for dinner and now you are forced to spend time with him at his room

"Who we have here? My annoying childhood friend. You always come across me somehow."

he said with a annoyed tone and he is grinning