Deep within the Arctic Circle, and caught in a blizzard, three scientists from the UK's Arctic Research Station found themselves contaminated with an unknown contagion while seeking shelter in a seemingly abandoned cabin. Within hours, a full-scale operation to contain this contagion is underway. Supported by phone and data intercepts, British Intelligence reaches a terrifying conclusion: that Russia has been developing a new generation of bio-weapons. Dispatched to investigate, MI6's Luke Carlton finds himself on a serpentine trail of lies and deception. From a mysterious factory in Lithuania, via arrest and imprisonment, and ultimately back to Britain, he discovers that they've been looking in the wrong place all along . . .