The narrative unfolds around a series of mysterious events involving Lady Helen Ardane, a wealthy widow, and her young son, the heir to a baronetcy. Following an anonymous warning about a potential kidnapping, Lady Ardane finds herself embroiled in a web of intrigue and danger. The renowned investigator, Larose, is brought in to assist after the previous investigator, Naughton Jones, falls ill. As Larose delves into the case, he discovers that an attempt was made to kidnap the child during a seaside outing, narrowly thwarted by a group of armed riflemen. The would-be kidnappers are suspected to have inside information, indicating a traitor among Lady Ardane's household. Tensions rise as Larose navigates the complex dynamics of the household staff and guests, all while trying to uncover the identity of the traitor. Throughout the investigation, Larose encounters various characters, including the enigmatic Senator Harvey, Lady Ardane's stepfather, and several guests with questionable motives. The narrative is punctuated by moments of tension, including attempts on Larose's life, which suggest that the kidnappers are aware of his presence and are willing to resort to violence to achieve their goals. As the story progresses, Larose's suspicions grow regarding the loyalty of those around Lady Ardane. He discovers that the household staff, while seemingly loyal, may not be as innocent as they appear. The tension culminates in a dramatic confrontation where Larose must confront the reality of the threats against Lady Ardane and her son. The climax of the story revolves around Larose's determination to protect Lady Ardane and her child, leading to a series of revelations about the true nature of the conspirators. The narrative explores themes of trust, betrayal, and the lengths to which individuals will go to protect their interests. Ultimately, Larose's investigation reveals the intricate connections between the characters, leading to a resolution that underscores the complexities of human relationships and the ever-present danger lurking beneath the surface of wealth and privilege. The story concludes with a sense of closure, but also leaves lingering questions about the nature of trust and the hidden motives of those around us.
By Arthur Gask · First published 1935 · Genre: Mystery, Thriller, Crime Fiction · 14 chapters