When Rebecca's summer holiday plans are thrown into sudden chaos, she's relieved to find herself unexpectedly back with her school friends Tish, Elf, Sue, Margot and Mara, helping out at Trebizon summer camp for city children. But it's not all sun, sea and sand. Being in charge of a very difficult little boy leads to some huge dramas - especially when he gets involved in the search for some legendary Roman treasure . . . The seventh exciting book in the classic Trebizon series. 'As warm and comforting as a cup of cocoa, the Trebizon books are a real treat.'  Katherine Woodfine, author of The Mystery of the Clockwork Sparrow