Arundhati Roy, 1997. Twins Estha and Rahel in Kerala. Booker Prize.
From Wikipedia
The God of Small Things is the 1997 debut novel written by Indian author Arundhati Roy. The novel follows the seven-year-old twins Estha and Rahel as they navigate their childhood and the circumstances surrounding the arrival of their British cousin to Ayemenem, India. The novel's events are set against the backdrop of social discrimination and political upheaval in 1960s Kerala, with casteism and British colonialism in India being central themes.