"Jiang Xiaoyu, who claims to be "the most evil person in the world", has lived in the Valley of the Evil since he was a child. He was raised by the evil Li Dazui and others. He is fond of pranks and pranks all day long, has a glib tongue, but is kind-hearted, innocent and lovely. Xiao Yu'er travels around the world, and gets acquainted with the heroic Hua Wuque. As the contact deepens, Xiao Yuer and Hua Wuque become a couple..."