The residents of a Welsh mining village are surprised by their new doctor.

Richard Sharpe's plan to pay a local street kid to steal the diary from the surgery backfires.

The doctor's friendship with Megan deepens as they realize the diary holds vital clues.

Dr. Sharma comes up with a plan to diagnose the miners' health problems.

Dr. Sharma prepares to leave the village, while Megan pleads with him to stay and help.

Prem and his wife Kamini nervously await the arrival of his mother-in-law, Pushpa.

Prem finds himself under pressure to track down and save Dan before it's too late.

While Prem awaits the vaccination unit, Todd is certain that only he can save the village.

As more miners fall victim to the virus, it seems Dan knows more than he is letting on.

Prem remains unconvinced that the real source of the smallpox has been found.

Life for Dr. Sharma and other residents of the sleepy village of Trefelin takes an unexpected turn with the homecoming...

Charming and bullying, the Thomas brothers set about their plan for a new Trefelin.

Opposition and support for New Trefelin grow in equal measure, and Prem finds himself caught in the middle.

Prem, Emlyn and Owen fight for survival, and Kamini finally finds a role for herself.

Prem and Kamini uncover the real plan behind New Trefelin.