On one of the planets located in a distant galaxy, the expeditionary corps of the Earth collided with the living dead. A crowd of zombies is moving toward the base of earthlings. You in the game Squad Defense will have to protect the settlement of people from them. You will need to command a detachment of defense. To do this, carefully look at the screen. You will see a panel with the help of which you will have to call your soldiers and send them into battle. As long as it lasts, your soldiers will kill the enemy and get points. On them you will be able to acquire various improvements and weapons.