When Sir Harry is asked to go to Paris for a Secret Intelligence Service meeting, he - of course - asks Kat to come along. After all, it's Paris in the summer and fun awaits! But the getaway a deux quickly turns dangerous when Harry goes missing. Suddenly, with both their lives in danger, it's up to Kat to find out what's really going on. As the trail takes her from grand hotels to the late-night bars of Place Pigalle, it soon becomes clear that treachery has a murderous price in the City of Light...

Co-authors Neil Richards (based in the UK) and Matthew Costello (based in the US), have been writing together since the mid-90s, creating innovative content and working on major projects for the BBC, Disney Channel, Sony, ABC, Eidos, and Nintendo to name but a few. Their transatlantic collaboration has underpinned scores of TV drama scripts, computer games, radio shows, and the best-selling mystery series Cherringham. Their latest series project is called Mydworth Mysteries.