Your mission in this challenging shooter is to free your classmates and free your school from the clutches of the alien invaders. Beware!! Aliens are everywhere in this school. Kill them all, and get the key to open the door to move to the next level. Try to release your friends to get backup. Use LEFT MOUSE BUTTON to move your players (tell them where to go). Press SPACEBAR to shoot the enemies. Hold the LEFT MOUSE BUTTON and drag to select more players. Have fun!