Liam and Adam arrive at their grandparents' caravan site like any pair of young cousins: mischievous and fascinated by mystery and adventure. But when the disappearance of their dog leads to a terrifying discovery deep in the nearby woods, Liam and Adam are plunged into a very adult world of secrecy and suspicion. As the story twists and turns towards a shocking conclusion, the dark secrets of the seemingly sleepy community begin to unravel... What We Saw is a touching and thrilling British mystery novel with elements of comedy, friendship, fear and suspense. It poses the ultimate question: if you stumbled upon a shocking discovery as a child, how would you react? Praise for What We Saw: "A hundred-percent up-to-date... reinventing the mystery novel for a new generation." - Andrew Toynbee, author of A Construct of Angels. "Powerful... an impressive first novel for Casey - a writer to keep an eye on." - James Parsons, author of The Astrologers. "A mystery that will keep you sitting on the edge... I truly loved this book. 5-stars." - Barbara Brown, BookShelves of Dreams. "Fabulous writing and fabulous characters coupled with an awesome plot make for one amazing novel." - Liz Terek, book reviewer.