Si Jinghuai frowned and looked at her bulging belly , " Is this how you did prenatal education?"

Yun Jianing shrugged , " The baby's heart is hidden in his belly, he can't hear it."

Si Jinghuai was so angry that he laughed, but he couldn't do anything to her in private.

He patiently said one word , " Impossible."

Yun Jianing was stunned for a moment before she realized that he was answering her own question.

He heaved a sigh of relief and said , " It's ...