Evil purple enemies of the SYSTEM have invaded it and you are the only security bot, who is able to defend it. Shoot at the enemies to delete them, along the way collect upgrades as fast as you can or you are good as dead without them! Survival of the fittest even in the harsh world of the SYSTEM.
Mouse - move the security bot
Mouse Left Click - Shoot
Collect upgrades by shooting at them. Delete enemies by shooting at them and advance through levels.