Deep within the rugged depths of the Snowdonia National Park a portal to a dangerous other world has been opened. Already things have come through, bad things, but much worse will come unless the portal can be closed.

Tim Traylor a young boy living on the south coast of England is drawn into a race against time quest across the galaxy to find the missing pieces of a legendary relic needed to prevent the coming disaster. He's aided on his journey by a mysterious stranger, the Star Marshal, but can he be trusted?

Stalked every step of the way by a malevolent alien bounty hunter, young Tim must find a way not only to survive, but to make it back home before it's too late.