Convict Stevie Walsh is released from prison and is on a train back to Aidensfield to see his wife and to finish some unfinished business. In the night Aidensfield gets cut off as a severe snow storm and the whole are is unreachable. The train heading for Aidensfield then crashes when the signals fail. Nick is alone and can't get police assistance, so its up to him alone to organise a rescue mission with the villagers including Claude and George to help the passengers and see to the injured which include Gina's brother, Barry and Alex, who has suffered a head injury. The injured are taken to the village hall by the villagers until outside help can reach them. Meanwhile Kate is called out by a man, whose partner - Ellen and Walsh's ex-wife is in labour and about to give birth. To Ellen's distress, Stevie helps her and Kate when they get trapped in the snow on the way to hospital, and they end up with the train passengers in the village hall where the Kate delivers the baby. Blaketon eve
