Description: Now you have a torso, which is handy for zombie killing.
Point and click using the mouse to unload a round in that direction. With automatic weapons you can hold down the trigger.
Told you it was easy.
Warning: Incorrect working posture can cause musculoskeletal disorders affecting the neck, back, shoulders, arms and fingers. Read "Computer Workstation Ergonomics" article in order to understand and eliminate possible risks.