They were originally from two different worlds, but they came together after an unexpected encounter. He, Feng Yao, left the God Realm thousands of years ago, transformed into a demon phoenix and fell into the demon world to become the Holy Emperor of the demon world. He was an ordinary, confused, idiot and crazy high school boy. Two people who had nothing to do with each other met by an unexpected coincidence. What kind of sparks will arise between the domineering and proud demon phoenix and the confused and innocent 17-year-old boy?