Each woman has a fragment of the truth. When they put the pieces together, the true scale of the deception starts to emerge. But as they edge closer to the full story, there's an obstacle in the way: the police.

Bed of Lies Series 1: They have the perfect relationship, until one day he vanishes. Her hunt leads to other women just like her - and a web of state-spun lies. Cara McGoogan investigates the untold story of the "spycops" and the undercover policing scandal. 

Read Cara’s notebook: www.telegraph.co.uk/bedoflies 

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