The club of masks

"The Club of Masks" by Allen Upward is a detective novel written in the early 20th century. The story revolves around an intriguing murder mystery set in London's underground social scene, particularly focusing on a secretive club known as the Domino Club. Central to the narrative is Dr. Cassilis, the assistant to the esteemed poison specialist Sir Frank Tarleton. As they navigate the web of deception and danger following the death of a masked dancer, the characters grapple with their secrets and the hidden lives of those connected to the club. The opening of the book introduces Dr. Cassilis, who finds himself in a precarious position after attending a masked dance at the Domino Club, where one of the dancers has been discovered dead, allegedly poisoned. As he anxiously attempts to conceal his late-night escapades from his chief, Sir Frank Tarleton, Dr. Cassilis receives a call from Inspector Charles of Scotland Yard summoning them to investigate the peculiar death. The narrative then unfolds through the lens of Cassilis’s experiences as he races against time to uncover the truth behind the murder, which is shrouded in mystery and hints of high-stakes intrigue involving royalty and clandestine affairs at the club. As the investigation deepens, the complex dynamics among the characters become more apparent, setting the stage for an enthralling journey through a world of masks and hidden motives.