Although the method isn't entirely foolproof, it will be effective to some extent.
Seeing her sly smile, Ye Yiheng chuckled and shook his head, "I feel like I should also read some medical books."
To better understand medical theories, so as not to be deceived by her.
Thinking about how Ye Jiu and Li Yuyue were expecting a child so quickly, he couldn't help but sigh, "They certainly acted fast."
"Elder Brother and Sister-in-law were married first," Leng Yu Yan said lightly, "Besides, plenty of people succeed on the first try, there's nothing surprising about it."
Upon hearing this, Ye Yiheng commented, "Just as Ah Ju said, you really know a lot."
Leng Yu Yan was stung by his words, angrily hitting him, "Medical theories, theories!"
--
The next morning, the Crown Prince couple were invited to the Prince Liang Mansion.
In the carriage, Leng Yu Yan asked, "Your Highness, what do you think the joy mentioned in the invitation from the mansion is about?"
