The shadow casters were to be placed onto the smaller circular metal piece in front of a light, creating shadow images on the wall, and the book was then read to tell the story. The book would then translate itself, possibly into English, or perhaps into whatever the reader's language might be. The shadows cast by the metal figures would become enchanted themselves and would begin to move on their own, recreating the story of the First Slayer. A portal would then be created, allowing the Slayer to speak directly to the Shadow Men that created the First Slayer, but "exchanging" the Slayer for a demon, releasing the demon onto Earth through the same portal. The Slayer could gain more power through the Shadow Men if she was willing, but only through taking in more of the essence of the demon