My husband seemed the perfect family man. But for years he was drugging me, raping me and filming it. My body gave me warning signs, but I could never have suspected such depravity was the cause: ZOE WATTS

'None of it was real,' Zoe says. 'People like Ben foster a relationship to get their needs met. They masquerade as functioning, funny, kind, loving people. But behind it all is a monster.'