The relationship between Ed, a married astronomer and Amy, his lover, who spend their years apart, is based only on phone calls and texts. One day Amy begins noticing something strange in Ed's messages.
A teenage girl and a young boy run for their lives to cross 'The Line', but are they running away from danger or towards it?
The true story of Charmian Brent (née Powell), the rebellious product of a strict 1950s upbringing, and her whirlwind romance with Ronald Biggs leading to a descent into crime, most infamously 1963's Great Train Robbery.