C18 I Am Very Ordinary

He was expressionless as he indifferently tore off the piece of paper with his information on it. Then, he returned the book back to its owner.

Unconsciously, Su Ruan scanned the WeChat message, QQ number, Su Ruan suddenly thought, she doesn't seem to have Lu Hee's WeChat and QQ.

Although they were all in the same class group, they didn't add each other as friends