A fresh adaption of Wilkie Collins' detective novel set in Victorian England. The Moonstone centres on the theft of a cursed but priceless diamond. The charismatic Franklin Blake must solve the disappearance of the Moonstone in order to win back the woman he loves, the beautiful, principled and independent Rachel Verinder. Franklin must persuade celebrated investigator Sergeant Cuff out of retirement to help unearth the true fate of the Moonstone - and regain the trust of the girl he loves.