One stormy June evening, five friends meet at Villa Diodati, the summer home of Lord Byron. After dinner is served, they challenge each other to tell ghost stories that will freeze the blood. But one of the guests Mary Shelley is stuck for a story to share. Then there s an unexpected knock at the front door. Collapsed on the doorstep is a girl with strange scars on her face. She has traveled a long way with her own tale to tell, and now they all must listen.