The story revolves around a mysterious red bicycle that appears in the small town of Oakham, sparking a series of unexplained events and crimes. The protagonist, a young doctor named Harold Vaughan, becomes entangled in the mystery when his fiancée, Mabel, disappears after being seen riding the bicycle. As Harold searches for Mabel, he uncovers a web of deceit, blackmail, and murder that leads him to uncover the dark secrets behind the red bicycle's appearances.
By Fergus Hume · First published 1906 · Genre: Mystery, Gothic Fiction, Drama · 26 chapters