Something is scratching around in the attic Above Alison's room. Yet the only thing up there is a stack of grimy old plates. Alison and her stepbrother, roger, discover that the flowery patterns on the plates, when trace...Something is scratching around in the attic Above Alison's room. Yet the only thing up there is a stack of grimy old plates. Alison and her stepbrother, roger, discover that the flowery patterns on the plates, when traced onto paper, can be fitted together to create owls-owls that disappear when no one is watching.