Bulldog Drummond and the Ghosts of Blackfriars

Seven men have vanished from wartime London. No bodies. No witnesses. No mistakes.

Britain is fighting for survival, and blackout London has become a city of shadows.

When a series of War Office personnel disappear without a trace, Captain Hugh "Bulldog" Drummond is called in to investigate. Each missing man was connected to Britain's communications and logistics network and together they possess enough knowledge to cripple the country from within.

Then a message appears beneath Blackfriars Bridge.

Tell Drummond the Blackfriar remembers.

The name should be impossible.

The Blackfriar was one of Britain's most gifted intelligence operatives, a master of disguise who infiltrated Berlin before the war. Officially, he died in 1939.

But Drummond never saw the body.

Following a trail through the Thames tunnels, abandoned docks and secret wartime facilities, Drummond discovers a hidden organisation known as the Ghost Cell. Its members are not simply working for Germany. They have their own vision for the Britain that will emerge after the war and they are prepared to abduct, manipulate and kill to make that future happen.

At the centre of the conspiracy stands a man Drummond once called a friend.

And behind him lies something even more dangerous: a clandestine power structure operating within Britain itself, determined to control the country through secrecy, fear and obedience.

As the struggle spreads from Blackfriars and Whitehall to Battersea Power Station, Scotland Yard and the London docks, the battle stops being merely about spies. It becomes a fight over who has the right to decide Britain's future.

Drummond must decide who can be trusted, which side he truly serves and whether saving Britain means defending the old order or helping create something new.

A dead agent returns. A secret army moves beneath London. And Bulldog Drummond is caught between loyalty, betrayal and revolution.

Bulldog Drummond and the Ghosts of Blackfriars by Martin Swan is a sweeping wartime espionage thriller packed with secret agents, hidden tunnels, political conspiracy, sabotage, betrayal and high-stakes action across a city under siege.