While working on a plan to bomb Strassbourg, Savage gets trapped in a cellar during an Air Raid. Trapped with him are Lady Constance, Dr Glenway, Miner Bert Higgs and a pregnant woman Eleanor Nicholls. We learn more about the each of the people as they try to free themselves. Dr. Glenway turns out to be Archie Lewis, a lower class con man who redeems himself. After they are freed, Lady Constance decides to open Penrose Hall up as a home for young women like Eleanor. (thetvdb.com)