The twins in Donna Tartt's The Secret History are Charles Macaulay and Camilla Macaulay.
They are introduced as close friends of the narrator, Richard Papen, and play important roles in the novel's events. The twins are known for their strong personalities and their close bond.
Charles, the more introspective and reserved twin, is a talented musician and a student at Hampden College. Camilla, on the other hand, is outgoing, social, and popular. She has a strong sense of style and an interest in fashion.
The twins' relationship is complex and often strained. They are deeply connected but also fiercely independent. While they support each other, they can also be competitive and jealous.
Their dynamic is further complicated by their involvement with the group of Classics students, led by the charismatic and enigmatic Professor Julian Morrow. The twins' participation in the group's activities, including the tragic events that unfold, exposes their vulnerabilities and their conflicting desires.
Throughout the novel, the twins' personalities and relationships are explored in detail, offering insights into the complexities of sibling dynamics, the allure of forbidden knowledge, and the consequences of reckless choices.