"Such Good Friends" dives into the glittering world of 1960s and '70s high society in New York, as seen through the eyes of Marlene, a young housekeeper for Princess Lee Radziwill. Amidst a constellation of luminous figures like Gloria Vanderbilt and Truman Capote, Marlene observes their lives, intricate friendships, and the betrayals that lurk beneath the surface. The novel intricately portrays the relationship between Lee Radziwill and Truman Capote, exploring themes of fame, kinship, and the cost of ambition.