"Follow London's newest detective, Enola Holmes, in her action-packed seventh adventure - from the series that inspired the films, starring Millie Bobby Brown. Read them all before the next film lands! When Miss Letitia Glover arrives at Sherlock Holmes's door, desperate to uncover the truth about her twin sister, Flossie, it is Enola who steps up to solve the case. Letitia is convinced Flossie's husband is lying about her death. And indeed, Enola discovers that this is not the first time a wife of the Earl has met an untimely end. Could Flossie's fate be tied to a mysterious black barouche that arrived at the Earl's home in the dead of night? Enola is determined to unravel the secrets within Dunhench Hall . . . 'A story of a young girl who is empowered, capable, and smart ... the Enola Holmes book series conveys an impactful message to kids and teenagers all over the world that you can do anything if you set your mind to it, and it does so in an exciting and adventurous way.' - MILLIE BOBBY BROWN"