An episode of the children's series about a little Mole. This story tells how the little Mole became a great experimenter in the field of chemistry for a while.
Following Tung's death in a mysterious plane crash, a police investigator replaces him to investigate the shady dealings of a gang of criminals led by Feng Wei, cousin of the dead.
Allied to a four-year Daily Mirror campaign by John Pilger that helped achieve compensation for many of the forgotten and mostly working class victims of the notorious drug prescribed to women during pregnancy.