A civilian consultant in interrogation, Samantha Greenwood works for London's Metropolitan Police Service, where her psychic abilities and impressive closure rate have drawn both the admiration and suspicion of her colleagues.
For Greenwood, though, her job is not a calling, but a way to escape the memories of a chequered past that includes the death of her young son and the breakdown of her marriage. Now the only person that matters to her is her daughter, Cate.