Libby is a girl happy by her 6 birthday party, but when she opens a great box, it's empty. Her mother convinces to put in the box a special toy for her, for later get out again. Putting inside her teddy bear, when Libby takes it and she learns that her hands are full of blood. Hearing strange noises in the box, a monster called Cakeman appears to catch Libby inside the box and ...