Tato série sleduje Alex Quick, bývalou policejní vyšetřovatelku s bystrým okem pro detail. Když její obchodní partnerka zmizí, Alex se pustí do pátrání, které ji zavede hlouběji do tajemství, než si kdy dokázala představit. Každý případ prověřuje její odhodlání a nutí ji čelit temným pravdám o lidech, kterým důvěřovala. Jedná se o napínavé detektivní thrillery plné zvratů.
When her business partner, Dr Helena Drummond, disappears, Alexandra Quick, a former police detective, is determined to use her finely-honed investigative skills to find out what happened to her. Yet she soon learns there was a great deal she didn't know about her friend and colleague. Now Alex must decide: is Helena a victim - or is she a killer?
Alex Quick is exposed to the most brutally violent crime she's seen. A mutilated corpse is found castrated, the word 'cheat' carved into his chest. The victim was a close family friend, and his sister has asked Alex to find out who killed him. But people are reluctant to talk, keeping things back from her. Is she prepared for the shocking truth?
A young family friend requests Alex Quick's help to discover which of his friends stole a pair of valuable items following a dinner party he'd held at his uncle's grand Venetian apartment. But when one of the dinner party guests is murdered, the case spirals into something darker and deeper.