Meet Mary Maccallan, a proud sharp-tongued Scot. Scotch whiskey runs in her veins. Mary has been deputy CEO at Maccallan's London office since University. She's constantly battling with her half sibling, Fergus. His half-assed plans to wrest the company away from her have all failed. Until now. Fergus' new alliance with Essex gangland royalty could be the tipping point Mary doesn't need. Enter Sebastian Miller; Mary's friend, ally and possible new lover. He's got an unhealthy interest in Mary's gangster problem, a problem which is about to turn deadly; for Mary has unknowingly secured a piece of evidence that gangsters and spies are willing to kill for.