The Heart of the Matter recap

In a wartime British colony in West Africa, police officer Henry Scobie tries to protect everyone around him from pain. When he is passed over for promotion, his unhappy wife Louise wants to leave; Scobie compromises himself by borrowing from the merchant Yusef to pay for her journey. In her absence he begins an affair with Helen Rolt, a young shipwreck survivor. Louise returns, and Scobie cannot bear either to leave Helen or to hurt his wife. His secrecy, Catholic guilt, and obligations to Yusef tighten around him. He receives Communion despite believing himself in mortal sin, and his effort to escape Yusef contributes to the murder of his loyal servant Ali. Convinced that only his death can free the women and end his offenses against God, Scobie stages a fatal overdose to resemble illness. Wilson uncovers the affair and suspects suicide, but Father Rank warns Louise that no outsider can confidently judge Scobie's final spiritual state.

In a British West African colony during the war, Deputy Commissioner Henry Scobie has spent years doing police work with scrupulous attention to duty. His wife Louise is lonely and socially unhappy, and their marriage remains marked by the death of their young daughter. The newly arrived Wilson takes an interest in Louise while concealing an intelligence assignment. Scobie expects to succeed the retiring commissioner, but is passed over. He tries to accept the disappointment, while Louise experiences it as another humiliation and presses to leave the colony for South Africa.

Unable to obtain an official loan for Louise's passage, Scobie accepts money from Yusef, a Syrian merchant he is supposed to regard with professional suspicion. The debt creates a private obligation that threatens Scobie's independence. During a search of the neutral ship Esperança, Scobie finds a personal letter the Portuguese captain should not be carrying under wartime rules. He burns it rather than expose the captain's family matter, another act of pity that places private judgment above duty. Louise departs, and Scobie is left in a temporarily quieter household with his servant Ali.

Survivors from a torpedoed ship arrive after a terrible journey at sea. Scobie helps receive them and sits with a dying child, whose suffering recalls his own lost daughter. Among the survivors is Helen Rolt, a young widow whose brief marriage ended with the sinking. Scobie's pity and protectiveness draw him toward her, and their companionship becomes a sexual relationship while Louise remains away. Helen wants more than intermittent secrecy, but Scobie cannot imagine telling Louise or abandoning his responsibilities to either woman.

Louise returns after hearing rumors about Scobie and Helen. Scobie ends the affair in words but cannot sustain the separation, making promises to Helen while trying to restore his marriage. Louise's wish that they receive Communion together turns his deception into a direct religious crisis: he believes he cannot confess honestly while intending to continue seeing Helen, yet he also cannot bear to reveal the truth to Louise. Wilson's love for Louise and his watchfulness increase the danger of exposure. Yusef, meanwhile, uses Scobie's debt and compromised position to keep him entangled.

Scobie receives Communion without making the confession he believes necessary, experiencing the act as a further betrayal of God. Hoping to end Yusef's hold, he involves Ali in carrying information, but Yusef anticipates the move and Ali is murdered. Scobie sees the death of his faithful servant as another consequence of his efforts to protect people through secrecy. He decides that his own death is the only way to release Louise and Helen, and arranges an overdose to resemble a fatal illness, planting false signs in his diary. Wilson recognizes the affair and suspects suicide. After Scobie's death he tells Louise, who seeks certainty from Father Rank. Rank refuses to declare Scobie lost, reminding her that human observers do not know the reach of God's mercy or the full reality of Scobie's love.

Scobie is trapped between Louise, who has returned and wants him to receive Communion with her, and Helen, whom he has promised not to abandon. Believing that every choice will betray either another person or God, he receives Communion while concealing his unrepented adultery. His dependence on Yusef also ends in disaster: after Scobie uses Ali in an attempt to break free of the merchant, Ali is murdered, and Scobie recognizes his own responsibility even though he did not order the killing. He plans a suicide disguised as death from heart disease, carefully planting symptoms and misleading diary entries before taking an overdose. Wilson sees through the deception and tells Louise both of Helen and of his suspicions. Louise turns to Father Rank, expecting condemnation, but the priest refuses certainty about Scobie's damnation and insists that neither of them fully knew the depth of his love or suffering. Louise is left alive with the ambiguity Scobie tried to escape.