Unmasking the spy cops: how women found the truth about men who tricked them into relationships

Credit cards, passports and ingenuity led to the identities of undercover police who were loved under false pretences

• At least 25 spy cops' had sex with deceived members of public
• The spy cops who deceived women into sexual relations

Helen Steel was in her 20s and deeply in love with a man who told her he would like to spend the rest of his life" with her.

She and John Barker had just moved into a new flat and would share long walks in the countryside, where they hoped to one day buy a cottage using money he had inherited.