Magical, spooky and mysterious: welcome to the House on Hoarder Hill ...When Hedy and Spencer start receiving messages on dusty picture frames, Christmas at their grandfather's spooky house turns into a mission to solve the mystery of their grandmother's disappearance. What is their magician grandfather not telling them? With the help of a (talking) mounted stag head, an (also talking) bear rug, and other (currently) disembodied spirits, and against the resistance of gargoyles and ravens, Hedy and Spencer set out to find the truth.