In Part 1 of the Lake Waco Murders case, hosted by Ashley Flowers and Brit Prawat, Patrol Sergeant Truman Simons arrives at a chaotic crime scene where Kenneth Franks is found dead alongside two teenage girls, Jill and Raylene. As the investigation unfolds, it reveals the victims' troubled pasts and explores the complexity of potential motives including drug involvement. Despite early skepticism and conflicting tips, critical autopsy findings and a peculiar suspect named Munir Deeb emerge. Tensions rise within the investigation as Simons challenges the inactive status of the case, striving for answers amidst community turmoil.