Ralph Fiennes stars alongside worthy Oscar-winner Rachel Weisz in this stunning adaptation of the best-selling John Le Carre novel. When an English diplomat (Fiennes) learns of the murder of his wife (Weisz) in a remote part of Northern Kenya, he finds himself with niggling doubts over her fidelity. Unable to live with the uncertainty, he begins to delve into his late wife's fiercely guarded work as an activist... and uncovers a trail that leads to the very top.