The documentary explores the dark history of a deep lake in the Pacific Northwest that has claimed many lives and keeps its secrets hidden in its depths. It tells the story of a local woman who, after being missing for three years, surfaced from the lake's bottom with skin as smooth as soap. As a crew investigates the local lore and legend surrounding the lake, they uncover additional mysterious stories that lead them to a shocking truth. Through interviews with local residents and experts, the documentary sheds light on the tragic events that have occurred at the lake and the secrets that it continues to hold.