Luo Chen, who works at a car repair shop in the old city, is a sleepy slacker who is despised by everyone and is regarded as a useless waste. However, he hides his identity as the last successor of the Luo family martial arts and carries the ancient inheritance "The Scripture of No Desire". The return of his former friend Lin Xiao seems to be a warm reminder of the past, but in fact it is to snatch his ancestral jade pendant. Betrayal, beatings, and the desperate situation of near-death accidentally triggered the inheritance in Luo Chen's body, and he discovered that sleepiness was an exclusive training method, and his strength could surge during sleep. The truth behind the robbery of the jade pendant and the disappearance of his grandfather points to the mysterious Black Flame Hall and Black Wuchang, and Luo Chen's laziness is completely shattered. After awakening, he used his sleep to prove his martial arts, and became stronger when he was strong. He united with the old Luo family to face the conspiracies of the Black Flame Hall, and toughened the martial arts master Hei Wuchang. See how the God of Sleep destroyed the Black Flame Hall in the past, took back the jade pendant, rescued his grandfather, and restored the glory of the Luo family's martial arts!