"A Pair of Blue Eyes" by Thomas Hardy is a novel about a young, intelligent and beautiful woman named Elfride Swancourt who lives in a rural area of Victorian England. The story captures the romantic entanglements and dilemmas she faces with two different men who enter her life, architect Stephen Smith and his mentor Henry Knight. The book delves into themes of love, class distinction, and social norms of the time. It is known for its dramatic landscape descriptions and the emotional intensity of its characters.