A mysterious death on an underwater tour of Venice... A deadly disease on a remote space station... A secret so big that people are willing to kill to keep it safe... With Nathan and Colin away on a fact-finding mission, Kenzy is on the look-out for a juicy case of her own. But the one that falls into her lap turns out to be bigger and more dangerous than anything she could have imagined. Meanwhile, Nathan's routine trip is rapidly turning into a nightmare. Could the two investigations be linked? As the Star Cops inch closer to the explosive truth, they come to realise that they are involved in something that has far-reaching implications – not just for them, but for the whole of humanity. The events in this story take place after Star Cops: Mother Earth and prior to Star Cops: Mars.