Just because you're one of the most skilled anti-terrorist agents in the world doesn't mean you know a thing about killing aliens! Your line of work has lead you into a battle you have no business touching in this detailed shooter. Play as a male or female hero, accompanied by a computer-controlled Special Service. You'll have access to dozens of high-tech weapons, and you'll need to use them (along with some swift combat skills) throughout the engaging plotline of HIDDEN INVASION.