Kaff Zarnak was once the holiday destination of choice for the rich and famous. At least, it was until the planet spun off its axis, and a deadly virus wiped out its population. Now it’s absolutely the last place anyone wants to visit: a barren, ice-encrusted wasteland, sitting amongst the stars. So when Bernice, Ruth and their loud-mouthed driver Ray are drawn off course, it’s fair to say they’ve all had better days. Taking refuge inside the Xanadu Tower resort, the trio encounter Kaff Zarnak’s only survivors… and maybe the only remaining clue to what took place there. But supplies are low, Sandroaches are attacking on every side, and the only hope of survival seems to be locked at the top of the Tower...