When people revisit the Cromwell Street murders, attention almost always centres on Fred and Rose West — the perpetrators, the house, the excavations, and the headlines. But there was another figure inside that story who became psychologically and legally entangled in one of Britain’s most infamous investigations. Her name was Janet Leach. And she occupied one of the most uncomfortable positions imaginable: seated across from a man calmly confessing to multiple child murders, and tasked not with interrogation — but with safeguarding his rights. The Role No One Wants to Understand Fred West was arrested in 1994 following the discovery…