A squad of shooters is sent to neutralize a group of terrorists holed up in underground labyrinths in Squard Shooter. You will control one of the shooters, who moves along the corridors, moving from one room to another. In each room you need to neutralize the militants by destroying them. They will shoot back and try to surround the hero. Avoid direct hits, move to save the hero's life. Between levels, purchase upgrades, your hero will gradually increase the level of his defense and weapons in Squard Shooter.