An ex-colonial couple just back from India give Dr Napier cause for concern - who is their daughter and why is the husband against any contact with her?

Janet is shocked when she arrives at Arden House only to find a newborn baby abandoned on the doorstep. For Doctor Finlay, their options are limited to one and he wants to phone the police and the child welfare authorities. Dr. Napier however thinks she knows who the mother might be recalling questions a young woman had once asked her. It turns out to be more complicated than she had imagined and as time drags on, Dr. Finlay becomes more and more concerned about the legality of what they are doing. He's also worried about what the patients might think if they hear a baby on the premises. Meanwhile, Angus decides to act on a customer's comment and buys Janet a present. He's not quite sure what to make of her reaction however

When Dr. Finlay takes a walking holiday in the Highlands, his break turns out to be rather more passionate than he'd expected.

A young wife believes she has contracted syphilis from her husband, but he has never been unfaithful.

A deathbed confession forces Finlay to choose between duty and justice.

Dr. Finlay investigates the strange medical symptoms suffered by a group of nuns, but clashes with their obstructive mother superior.

Arden House is snowbound on the night before Hogmanay and emotions rise to the surface as the residents spend a long night together.