Spoiler: Starting by Sending Zhu Yuanzhang a Guide to Avoid Pitfalls

In the eleventh year of the Hongwu era, in the eleventh month, Crown Princess Chang gives birth to Zhu Yuntong but suffers complications during labor and is on the verge of death. She entrusts Zhu Xiongying to the care of Lady Lu, the Crown Prince's secondary consort. Lady Lu weeps with tears streaming down her face, but in truth she is wildly delighted. Everything that has happened to this foolish woman today was caused by her secretly using a covert method to harm her! Chang knows nothing, Empress Ma knows nothing, and Zhu Yuanzhang is equally unaware. They all assume that Chang is simply experiencing normal complications during childbirth. Not only will they not blame her, they will instead thank her for caring for Chang. After Chang dies, they will give her the position of primary consort to the Crown Prince! Zhu Xiongying will die too! The throne belongs to her son Zhu Yunwen! Zhu Xiongying is unworthy! With her good son Zhu Yunwen guided by her, he will surely become an emperor remembered throughout the ages! Inside the Hall of Martial Valor, a screen of light suddenly appears, exposing Lady Lu's true face to Zhu Yuanzhang and revealing the truth behind the deaths of Crown Princess Chang and the Crown Prince's eldest son, Zhu Xiongying...