Emma is quiet, and often lonely, because the birthmark on her face scares the other kids in town. She lives with her kindly grandfather, who owns a factory where he creates the most beautiful dolls in the world. One day while exploring the factory, Emma discovers a forgotten workbench and some wooden crates. Inside the crates are broken pieces of machinery and rejected doll parts, which Emma begins to assemble into dolls of her own design. They are very different from the dolls her grandfather makes, but Emma says this is what makes them special. Emma loves her dolls, and she has no idea how much they love her back, but when two burglars sneak into the cottage where Emma and her grandfather are fast asleep, her new monster dolls will prove exactly how special they really are…