The spycops' relationships were built on a bed of lies – including their marriages. In this final episode of the series, we hear about the shattering impact of the undercover policing scandal. And the truth catches up with the men.  Read Cara’s notebook: www.telegraph.co.uk/bedoflies | For 30 days’ free access to The Telegraph: www.telegraph.co.uk/liespodcast | Get in touch: [email protected] and on Twitter @cjmcgoogan |