When Max is sent to Istanbul to stay with her boring Great-Aunt Elodie, little does she expect to be plunged into a thrilling night-time adventure across Europe. And when the Heartbreak Diamond goes missing, Max must find her feet in a whirlingnbsp; world of would-be diamond smugglers, thieves and undercover detectives. Will Max discover the real diamond thief before they reach their destination? Or will she find that the answer lies closer to home...
