Ye Ling is a good Emperor, and there are some things that just need Ye Qiu to crack open a window for him to accomplish very well, whether it's popularizing sweet potatoes and potatoes or the downfall of Prince Nan, Ye Ling has done what an insightful Emperor should do.
The original host's wish was to ensure that he would not plot against the court or seize the throne, and live a carefree life as the Leisurely Prince. Now that the greatest threat has been eradicated, Ye Qiu has completely freed himself. With the affection of his elder brother, and the trust of Crown Prince Ye Shu, Ye Qiu believes that as long as he doesn't conspire in his lifetime, he will be carefree and at ease forever.