At the grand estate of Blackthorne Manor, dinner was in full swing. The guests, all wealthy and influential, were enjoying the lavish feast. Suddenly, a blood-curdling scream pierced the air. All eyes turned to see the host, Sir Joseph Blackthorne, laying lifeless on the floor, a knife protruding from his chest. Confusion and fear swept across the room as the guests realized that they were now trapped in a house with a murderer among them. Who could have done this and why? The night was just beginning.