Danny is a man working in dead-end jobs, but things are looking up when he finds love with an MI6 code genius.
Tragedy strikes when the spy dies in suspicious circumstances, and Danny is forced to find out the truth behind his death.
But Danny's out of his depth in the world of espionage and has to seek help from a wise mentor. But is everyone who, or what, they seem?
London Spy, BBC2, 9pm
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