Novelist Michael Peterson and his wife Kathleen enjoy a charmed life in Durham, North Carolina, until tragedy strikes on December 9, 2001, when Kathleen is discovered dead at the bottom of a staircase. While Michael contends it was a heartbreaking accident, suspicions arise about potential foul play. This gripping three-part series delves into the intricate case, featuring insights from those who knew the couple best. It also uncovers a long-hidden secret and explores one of the most sensational trials in contemporary legal history, raising questions that continue to captivate audiences.