This Cannon Fodder Is Not Scientific

Due to unknown reasons, many space-time visitors have entered the small worlds through the cracks in the time and space, seriously disrupting the balance of the small worlds. Jiang Mo, as an employee of the Space-Time Administration, was tasked with expelling these space-time visitors. With the help of the bodies of the cannon fodders, he staged the game of cannon fodder counterattack again and again.