Monkey King is developing a vaccine in the plague camp, and there are seven cloned hearts suspended in the laboratory. Taishang Laojun made a surprise visit and congratulated her on the surface, but in fact he secretly changed the vaccine formula. When the Great Sage discovered the anomaly, a catastrophe had already occurred - the experimental subjects began to mutate. Laojun sneered: "Do you think you are saving the world? You are just a pawn for the mad scientist."