The Rogue Not Taken is a Regency romance novel by Sarah MacLean. It follows the story of Sophie Talbot, a spirited young woman who is determined to escape her scandalous family. When she impulsively hops into a carriage belonging to the notorious Marquess of Eversley, their journey takes an unexpected turn. As they navigate the perils of the road and their growing attraction, they find themselves in a forbidden and passionate kiss that changes the course of their lives forever.