Enola Holmes is back in a brand-new adventure from the series that launched the breakout Netflix sensation - perfect for young teen readers! 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 . . .