In September 1938 a British detective comes to a small French coastal town in order to investigate the death of a colleague. Prime suspects are the members of English aristocratic family with plenty of skeletons in the closet. This is a loose adaptation of the Agatha Christie novel Towards Zero.
With a drug-addled lifestyle and a prison sentence firmly behind him, Abel is determined to go straight and stay clean... as soon as he's seen to one final heist. In the house that he burgles he comes across Elizabeth - rich, desperate, hopelessly addicted to a heroin and unconscious. Saving her from the clutched of an overdose, Abel stays out of compassion which eventually evolves into attraction. But when Abel takes on Elizabeth he also takes on her family. His resolution to go straight has to go on the back burner while he struggles against a drugs conspiracy that stretched from the slums of the East End to the Houses of Parliament.
The London branch of Whitney Paine, a major American investment bank, is in the midst of a crisis; after the loss of $100 million, one of their leading traders, Tony Eisner commits suicide by putting a slug through his head while seated at his place in the board room. Despite the high stakes, many of the firm's staff are eager to step into Tony's now-vacated shoes and get credit for saving the company. Daniel Pascoe, the leading trader at the firm, is convinced that he's first in line for the assignment, but the firm imports a new trader from America, Anna Schuman. Daniel is enraged and makes a point of trying to dig up as much dirt on Anna as he can, but things are going to take another turn.