

One victim, found dead on a London street. Four detectives, in four different time periods, must solve the mystery to protect Britain's future.

In 2023, Detective Hasan discovers a dead body in Longharvest Lane, Whitechapel — while in 1941 and 1890, two other detectives find the same corpse.
Aired: 10/19/2023
Hasan follows new leads in the present. As Hillinghead reluctantly closes his case, Whiteman goes to desperate lengths to hide involvement in his own.
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