Jan McCarthy's 'Gnome Trilogy': 'The Great and the Small', 'A Trick of the Light', and 'The Time of the Rains' is already winning her fans on both sides of the Atlantic. The sequel, 'Flittermouse or The Travels of Bron Blackthorn' - a delightful romp in her preferred genre for novel-writing, magical realism - is dedicated to her two grand-daughters and is aimed at a younger readership. But be prepared This anthology has some very dark and scary tales...