Based on Claire Tomalin's book, the movie revolved around Dickens' secret 13-year love affair with Nelly Ternan. Fiennes brought Dickens to life, capturing the complex emotions of a man torn between his public persona and his private passion. Felicity Jones as Nelly and Kristin Scott Thomas as her mother added depth to the narrative, creating a vivid portrayal of a relationship that had to remain hidden in the Victorian era.

Fiennes' dedication to his craft was evident throughout the production. His perfectionism, which at times tested his colleagues, was a driving force in creating an authentic and engaging film. "The Invisible Woman" not only offered a glimpse into Dickens' personal life but also solidified Fiennes' position as a force to be reckoned with in both acting and directing, leaving an indelible mark in the realm of period dramas.