One victim, found dead on a London street. Four detectives, in four different time periods, must solve the mystery to protect Britain's future.
Jacob Fortune-Lloyd
Charles Whiteman
Shira Haas
Iris Maplewood
Amaka Okafor
Shahara Hasan
Kyle Soller
Alfred Hillinghead
Greta Scacchi
The Lady
Stephen Graham
Mannix
