 He made Yuan Xie's son Yuan Ziyou emperor (as Emperor Xiaozhuang) and threw Empress Dowager Hu and Yuan Zhao into the Yellow River to drown.Erzhu then believed that, in order to show his might, he needed to massacre the high-level officials, whom the people viewed as corrupt.Under guise that they were needed to attend Emperor Xiaozhuang in sacrificing to heaven, he had them, led by Yuan Yong, report to Heyin, near Luoyang.