Find the terrorist walking with civilians. Aim them using mouse. Press level mouse button to kill them. In each level you must have to kill a required number of terrorist. In each level you must make a require number of score. For each kill you will get a reward of 500 points. Each time a terrorist passes alive your reward point for each kill will be reduced by 50 points. Each time you kill a civilian your reward point will be reduced by 100. If your reward point becomes 0 before you reach to target score you must retry that level.