From the authors of the best-selling series CHERRINGHAM <br/> <br/> <br/> When Harry and Kat head south to the French Riviera, they look forward to dazzling parties, a shimmering sea, and wonderful food. But once they step off the legendary Paris-Nice train, Le Train Bleu, things start to be anything but restful. Asked to assist in a dangerous case of blackmail – they soon find that the streets an…