The Lake of Blood is a lake located in the Starkrial Valley. It lies in the Neutral Territories. In Neverseen, Lady Gisela was seen dragged somewhere near it by members of the Neverseen, She was seriously injured by the shamkniv, an ogre torture weapon. They dragged her into a cave on one of the sides of the valley, later discovered to be an ogre prison.
At the end of Neverseen, Keefe goes to the Lake of Blood to meet with members of the Neverseen to join their order, stealing Councillor Kenric’s cache from Sophie Foster.
Calla said that it is deadly to living creatures.