Cry Danger - by Ann Evans

The black swampy feeling closed over Sophie’s head, and she felt herself falling. Falling... Falling...
The school’s adventure holiday sounds really exciting: abseiling, canoeing, rock-climbing... Sophie can’t
wait. And it is exciting. But in a more frightening way than Sophie had bargained for. Wherever she looks, people are watching her. Following her.
Everybody keeps talking about a girl who disappeared from the centre last year. And Sophie’s got a terrifying feeling that history is about to repeat itself...