Agatha Christie -The Unexpected Guest

he story begins on a foggy night when a stranger, Michael Starkwedder, crashes his car near an isolated house. Upon entering, he finds a man dead in a chair and a woman, Laura Warwick, standing over the body with a gun in her hand. She confesses to the murder, but Michael decides to help her cover it up. As the investigation unfolds, suspicions shift, and unexpected truths come to light