Emma becomes suspicious when a toddler comes to Casualty twice in one week. She starts to ask questions and is horrified at what she discovers. But things aren't always what they seem...; Tackles the sensitive topic of child abuse; Lively, fast-moving storyline; Hospital TV series are very popular with children at the moment. Life is never dull for the staff of St Jo's Hospital. Friendships develop, as conflicts and personal struggles take place against a backdrop of real-life emergencies. Sue Welford has written 17 novels for children, published by Hodder, Scholastic, Reed and OUP amongst others.