 With her rival for power dead , Nuou Jin declared herself the regent and began personally conducting duties normally within the purview of the emperor . When it became clear that Emperor Xingzong was unhappy with his mother 's grab for power , Nuou Jin plotted to replace the emperor with another of her sons , Zhong Yuan , whom Nuou Jin raised herself . Zhong Yuan informed the emperor of their mother 's plans , however , and the emperor promptly exiled Nuou Jin . 
