C132 Where Did the Kiss Mark Come from

But thinking about it, how did Yin Ying Di know his home address?

He stroked his chin with one hand and thought for a moment. A cunning smile hung on the corner of his mouth. "Hehe, has he started to 'pay attention' to me?" After muttering to himself, he put down the cup in his hand. His deep gaze looked out the window. "There should still be time. At least before he discovers my identity..