The palm print of Shodingji, who has both good and evil characters and sharp and decisive methods.In order to avenge his twin brother, he assumed his identity and entered the palace, enduring humiliation and climbing from the lowest eunuch to a powerful position.They seem to be ruthless but still retain their sincerity. After meeting Buyinlou and experiencing various ups and downs of life and death, they truly love each other.Xiao Duo finally let go of his hatred and gained redemption.