Ramona Chang. An investigative journalist turned private detective, Ramona's final scoop left her with a target on her back. Now in hiding, she's living in a run-down flat in east London. But when her latest case looking into an upmarket escort agency takes a dark turn, she needs information only accessible to those in power. DS Madeleine Farrow. A high-flying operative at a government agency, it's the day of her 50th birthday when she discovers that she's been assigned lead on an investigation into corruption on a global scale. But when she finds her case mysteriously blocked from the inside, she needs someone on the outside, capable of moving undetected. As Ramona and Madeleine's cases collide, can the allies find justice for victims amongst the capital's hotbed of lies and deception?