Stinger is a black parasitic alien wasp. Their nest mysteriously crashes to earth and spreads. They sting and sticks human body to brainwash them. Those who have been controlled will force other humans to join them by sticking the same wasp to their body. Sign that humans have been controlled by stingers: -The part of the body that was stung will turn red and form veins -Their nature will change to be quiet and empty and sometimes showing a faint smile. -Their speech also became low and empty.