Hannah's hairdresser is a robot in disguise. He is hiding from kidnappers who want to turn him into an industrial spy. But without his maintenance programs he is starting to fall apart. Hannah involves her brother Toby in fixing Frizz and getting him back out of sight. But then Toby is kidnapped. In this adventure the four are against a gang of ruthless crooks. Time, too, is against them as Frizz gradually becomes more and more helpless. Suitable for 8-11.