Earth hostage Dr Rudi Schmidt is forced to perform menial work, on the surface and in the city, but rebels - and other Medusan men join him. He is caught and handed over to Liz to supervise.

Adam and Shem hatch a plot that should convince Fulvia to release the human hostages while still allowing the refugee Medusans to remain on earth. It involves Fulvia and Adam setting up home as a couple. What could possibly go wrong?