In picturesque and enigmatic Venice, the legendary detective Hercule Poirot finds himself drawn into a dark mystery on Halloween night. After years of retirement and seeking peace in a world filled with shadows, Poirot is invited to a chilling seance in an ancient Venetian mansion known for its eerie legends. Accompanied by a group of skeptics searching for answers from beyond, the atmosphere quickly becomes tense as inexplicable events unfold.
As the lights flicker and whispers echo through the hallways, what begins as a curious exploration of the supernatural transforms into a nightmare when one of the guests is found dead under mysterious circumstances. Suspicion rises and tensions among the attendees reach a boiling point, revealing hidden secrets and old grudges. With a storm looming outside, Poirot is compelled to put his skills to the test once more.
With a rich atmosphere of suspense, unexpected twists, and a stellar cast, the famous detective must unravel the truth before more blood is shed. As he delves deeper into the web of deception and betrayal, Poirot realizes that in Venice, the ghosts of the past are hard to exorcise, and sometimes, danger lurks in the most unexpected shadows. The night progresses, and the true horror may not come from this world.