C671 The Son-in-law Competition

Yang Xuan had already remembered where he had seen that ancient book on breast cancer.

On the other end of the phone, there was a crisp and pleasant voice: "Wow, it's Brother Yang Xuan. I thought you were dead if you didn't contact me for so long."

Yang Xuan rolled his eyes: "Are you that eager to see me die?"

"If you don't contact me