Don't Worry About It, My Organs Will Cultivate on Their Own

In the Wuxuan Dynasty, Emperor Wu was in hiding, and demons, ghosts, and aliens were confusing the world. Chen Feibai, whose kidney transplant operation failed, traveled through time and became an executioner of the same name in the Demon-Slaying Department of the Wuxuan Dynasty who was hit in the center by a monster... At the moment of death, a message suddenly appeared in his mind: [Your heart feels that it can still be saved, and it is automatically using the spirit stone to heal itself... The self-healing is successful, and your heart is reborn! This was not the end, and then the body's organs began to exert force one after another: Training in progress: [Your arm despises that your martial arts "Three Demon-Slaying Sword Styles" are too low-end and are being optimized by consuming spiritual stones... Successfully optimized into "Demon-Slaying Sword". Against the enemy: [Your ears feel the opponent's sonic attack, and you combine it with your brain to copy the opponent's moves. Treasure Hunting: [Successfully consumed the spirit stone to determine the route, your thighs will automatically start to find the path...] Under the laws of heaven and earth, the human race is declining and strange alien races are running rampant. This is the story of a strange and unscrupulous evil demon who eats people at will, but he happened to meet the strange god of murder - Chen Feibai [and his organ masters] who can ignore the rules and go against the sky, kill gods at the sight of gods, kill demons and slay demons with a snap of his fingers...