The cause of a schoolboy's illness is found too close to home, while a bit of teamwork brings Ormerod and Weatherill closer than they expect. Cheriton's flatwarming party goes with a bang, and Ventress spots an impostor on the ward.
Quest roles:
John Axon(Mr. Nigel Harper), David Fleeshman(Don Waite), Chris Fountain(Simon Waite), Steven Hillman(Bryan Duggins), William Simons(PC Alf Ventress), Richard Todd(Hugh Hirst)