One victim, found dead on a London street. Four detectives, in four different time periods, must solve the mystery to protect Britain's future.
Strike
2017
Life on Mars
2006
Gangs of London
2020
The Irregulars
2021
Sherlock
2010
Miss Scarlet
Ripper Street
2012
Slow Horses
2022
Cross
2024
Black Doves
The Agency
Luther