From the back of the box:
Get out of straight city! Top-gun Star Fither Scouser-Gitt was fed up to his back teeth with combat missions. If you have scrolled and blasted your way over one landscape, you have scrolled them all;
That is until he landed the mind-boggling mission to raid the warped 3D world of the Nom:
Survive the defense landscapes, shoot through the empty tunnels, grab the jewels.
This game is the first truly original vertical scroller in years.