Kilroy is a very realist 3D shooting game, like counter strike, but you are playing with a woman! Use the arrow keys on your keyboard to control the player, and aim with your mouse cursor, left click on mouse button to fire, use the radar on the left top corner on the screen to localize enemy troupes, you need to clear all enemy in the area to enter the next level, to switch levels or exit the game, press Esc key and choose in the game menu.