Chapter 137 teaches the difference by hand.

"Why didn't you appear 20 years ago? If it had happened then, my parents would not have been forced to separate. Now that my mother is dead, would it make sense for you to come back?

"Son, grandpa is sorry for your mother, but also for you..."

Seeing the white-haired old man's face full of regret, she suddenly couldn't hate it, but she couldn't accept it easily.

"Mr. Pei, you're late. Mother is dead."

"Grandpa knows, so I'm going to take you away and let Grandpa make up for you, okay?"

The rejection suddenly stopped at the mouth, and Wen Xin's eyes trembled...