Return to the world of 1950s Torchwood!
Welcome to Ashenden. An exciting new town just outside London, and also the home of a terrible secret.
London has been infiltrated - a darkness is spreading from the bombsites to the highest ranks of government. A darkness that cannot be stopped. A desperate hunt is on for the man who caused it.
The past has come for Torchwood agent Norton Folgate.
Sergeant Andy finds himself chased through the ruins of London, with only a dead woman for company.