 Yuan Hui () the Prince of Chengyang, the husband of Emperor Xiaozhuang's cousin, and Li Yu (), Emperor Xiaozhuang's brother-in-law, both wanted more power, and saw the Erzhus as in their way, and therefore persuaded Emperor Xiaozhuang that one day Erzhu Rong would indeed usurp the throne.Emperor Xiaozhuang also feared a repeat of the Heyin Massacre, and therefore engaged his officials Yang Kan () and Yuan Luo () in the conspiracy as well.In autumn 530, with Empress Erzhu pregnant, Erzhu Rong requested to come to the capital to attend to his daughter for childbirth.