Lu Yu, everyone loves a warm man, but sadly, he has never found a girlfriend in the more than ten years he has spent in his life. Of course, all of this was taken care of by Lu Yu's mother, Ms. Chen, which caused Lu Yu's fear of female organisms to rise to a terrifying new level over the years. Just when Lu Yu tried his best to escape from Ms. Chen's clutches and live alone, what he didn't expect was that Ms. Chen actually ushered in the second spring of his life. In this way, Lu Yu started living together with his new brother in a daze. Originally, Lu Yu planned to find the self-esteem he had lost for many years from his new brother, but who knew who his younger brother was? He was simply a human devil in human skin. . . .