17-year-old Emelia, who believes she is following in the footsteps of her great-grandfather Sir Arthur Conan Doyle by pursuing a writing career, takes a job at a B&B owned by former writer Jonathan Fischer and run by his wife Joa. Sensing emerging talent in Emelia, Jonathan begins to tutor her, leading to a relationship that soon develops into a secret affair. Meanwhile, bookish daughter Beth Fishcher finds an unlikely friend in the free-spirited Emelia.