Elective Affinities recap

Eduard and Charlotte invite his friend the Captain and her ward Ottilie to their country estate, upsetting the balance of their marriage. Like the substances discussed in the book's chemical metaphor, the four form new attractions: Eduard falls in love with Ottilie, while Charlotte and the Captain develop a restrained attachment. Charlotte becomes pregnant, the Captain leaves for employment, and Eduard removes himself rather than end his pursuit of Ottilie. The child, Otto, is born with features recalling the two absent objects of the parents' desire. When the Captain returns as a major, plans for divorce and new marriages seem possible. While carrying Otto across the lake, however, Ottilie drops him into the water and he drowns. She renounces Eduard, refuses food, and dies. Eduard soon dies as well and is buried beside her. Charlotte and the Captain remain alive but apart, their disciplined affection unable to undo the destruction surrounding the more absolute passion.

Eduard and Charlotte live on a country estate after earlier marriages prevented them from uniting when young. Eduard wants to invite his close friend, the Captain, who is currently without a post. Charlotte fears that an additional person will unsettle their deliberately ordered happiness, but she agrees on condition that her ward Ottilie may leave boarding school and join them. The Captain arrives and makes himself useful by surveying the property and helping Charlotte plan roads, buildings, and landscape improvements. Ottilie, quiet and uncomfortable in school, proves attentive and capable within the household. As the four spend time together, Eduard is increasingly drawn to Ottilie, while the shared practical work of Charlotte and the Captain creates an affinity of its own. A discussion of chemical attraction gives their changing relationships a metaphor: existing combinations can separate when more powerful attractions enter.

The estate improvements and social occasions bring the four into repeated contact. Eduard treats coincidences and shared tastes as signs that he and Ottilie belong together, and his attentions become harder to disguise. Ottilie responds to him with a devotion expressed through music and careful service. Charlotte and the Captain also acknowledge a mutual attraction, but they attempt to govern it through restraint and loyalty to existing obligations. Eduard is much less willing to accept such limits. The household's original harmony has become two unconsummated pairings divided across a marriage, and Charlotte recognizes that inviting both guests has created the danger she anticipated.

Charlotte tries to restore order by arranging the departure of the Captain and considering a return to school for Ottilie. The Captain receives a new appointment and leaves the estate, maintaining the discipline he and Charlotte have tried to impose on their feelings. Eduard resists any plan that would separate him from Ottilie and presses Charlotte toward divorce. Charlotte then discovers that she is pregnant, creating a new obligation within the marriage and making an immediate separation impossible. Eduard withdraws from the estate rather than remain near Ottilie without being free to marry her. Ottilie stays with Charlotte, and the first part closes with all four separated from the partners toward whom they have newly turned.

With Eduard absent and the Captain employed elsewhere, Charlotte continues managing the estate while Ottilie becomes increasingly central to its daily life. Visitors and elaborate entertainments temporarily fill the house. Charlotte's daughter Luciane arrives with her intended husband and a fashionable circle, staging performances and living pictures with the help of a young architect. Ottilie's stillness gives her a striking presence in these tableaux, though she remains inwardly fixed on Eduard. Eduard, unable to accept the suspended state of his marriage, seeks danger in military service. Charlotte gives birth to a son, Otto. The baby's resemblance to the Captain and Ottilie makes visible, in uncanny form, the attractions that occupied Charlotte and Eduard even while they remained physically married to each other.

Eduard survives military service and continues to treat reunion with Ottilie as the purpose of his life. The Captain, now holding the rank of major, re-enters the family's affairs. Eduard believes a settlement can finally release Charlotte to marry the Major and allow him to marry Ottilie. Charlotte is prepared to consider a separation, though she remains cautious about treating desire as sufficient justification for rearranging every bond. Eduard approaches the estate before the arrangements are complete and encounters Ottilie. Their meeting confirms that their attachment has not weakened. Ottilie is then entrusted with the infant Otto as she crosses the lake, placing the most vulnerable member of the household amid the adults' renewed hopes for change.

While crossing the lake, Ottilie loses her hold on Otto. The child falls into the water and drowns despite her efforts to save him. She reads the death as a moral judgment on the entangled relationships around her and renounces the prospect of marrying Eduard. After an attempted departure, she returns to the estate but silently refuses nourishment. Her fasting is concealed until she is beyond recovery, and she dies. Ottilie is buried in the estate chapel, where stories of a healing associated with her body give her posthumous sanctity among local people. Eduard, emptied by her death, soon dies as well. Charlotte has him buried beside Ottilie. The Major and Charlotte remain among the living but do not form the new marriage once imagined; the final union belongs instead to Eduard and Ottilie in the grave.

After the infant Otto drowns while in her care, Ottilie interprets the death as the consequence of the household's disordered desires. She gives up any hope of union with Eduard and resolves inwardly to renounce him. Although she returns to the estate, she stops eating and eventually dies. Her body is placed in the estate chapel, where reports of healing make her grave a place of local reverence. Eduard cannot recover from her loss. He withdraws from ordinary life, is found dead, and is buried beside Ottilie. Charlotte arranges the burial and survives to manage what remains. The Captain, now a major and still connected to Charlotte by mutual feeling, does not receive the marriage that once seemed possible. The novel closes on Eduard and Ottilie lying together in death, while the living characters are left with the consequences of passions they tried and failed to reconcile with their existing bonds.